Cracking open a walnut connects you to a long history. Once a wild forest food, walnuts have become one of the world’s most valuable crops. In 2023, the walnut industry showed how tradition and innovation shape where and how walnuts are grown.
The Food and Agriculture Organization reports that global walnut production reached about 4 million tonnes in 2023, up from 497,000 tonnes in 1961. This nearly eightfold growth over sixty years highlights how much people value this nutritious nut.
China: The Undisputed Giant of Global Walnut Production
China not only leads global walnut production but also dominates the market. In 2023, China harvested 1.4 million tonnes, accounting for approximately half of the world’s supply. This success comes from more than just size. China grows walnuts on over 279,853 hectares, primarily in provinces with a suitable climate and terrain, such as Shaanxi and Hebei.
These areas experience cold winters and warm summers, which are ideal for growing walnuts.
From 2003 to 2023, China nearly doubled its walnut-growing area and increased yields per hectare from 2,186 to 3,932 kilograms. This growth stems from the combination of traditional farming methods with new research, enhanced irrigation, and improved walnut varieties. In just twenty years, China’s production of walnuts rose by 256 percent, making it the world’s top producer and consumer.
China Walnut Production Highlights:
- Produces 1.4 million tonnes annually, representing 36.45 percent of the global walnut supply and establishing undisputed market dominance.
- Cultivates 279,853 hectares of walnut orchards, more than triple the acreage of any other nation, and continues rapid expansion.
- From 2003 to 2023, China’s walnut production increased by 256 percent, a result of both area expansion and improved yield—from 2,186 to 3,932 kilograms per hectare.
- China has consistently exported more walnuts than it consumes domestically, with production exceeding domestic use by over 100,000 metric tons each year for five consecutive years.
- Concentrates production in Shaanxi and Hebei provinces, where mountainous terrain, temperate climate, cold winters, and warm summers create optimal growing conditions.
- Combines traditional agricultural practices with modern irrigation systems, research-driven innovation, and improved walnut varieties for competitive advantage.
- Faced with increasing water scarcity challenges in some northern provinces, requiring strategic water management, and potential yield pressures in the coming decades.
United States: California’s Walnut Dominance and Its Challenges
The United States is the world’s second-largest walnut producer, with almost all production coming from California. In 2023, American farmers harvested 747,520 tonnes of walnuts from 155,806 hectares, with yields of 4,798 kilograms per hectare—among the best in the world. California’s Central Valley has ideal conditions for walnuts, including enough winter chill, a Mediterranean climate, and strong farming infrastructure.
The 2023 season was a turning point after years of drought, low prices, supply chain issues from COVID-19, and a severe heatwave in September 2022. Thanks to heavy winter rains and good snowpack, trees had enough water and proper dormancy. California had about 420,000 acres of walnut trees in 2023, with 385,000 bearing and 35,000 non-bearing acres. The Chandler variety led with 149,716 bearing acres, followed by Tulare with 30,248 acres. Still, California growers face challenges like low prices, water limits, and climate uncertainty, which caused a four percent drop in bearing acreage from 2022.
United States Walnut Production Highlights:
- The United States produces 747,520 tonnes of walnuts annually from 155,806 hectares, accounting for 19.46 percent of global production.
- California dominates with 420,000 acres of walnut orchards, including 385,000 bearing acres and 35,000 non-bearing acres, concentrated in the Central Valley.
- California walnut yields averaged 4,798 kilograms per hectare in 2023, which remains a top global yield despite recent drought and heat challenges.
- The state saw a 4 percent decline in bearing acreage from 2022 to 2023, largely due to low prices and ongoing water shortages.
- The Chandler variety dominated in California, accounting for 149,716 bearing acres, followed by Tulare at 30,248 acres. This demonstrates the state’s focus on reliable, high-quality production.
- Recovered in 2023 from challenging prior years through favorable growing conditions, including heavy winter rains, adequate snowpack, and normal chilling hours.
- Faces long-term sustainability questions regarding water availability, climate change impacts, and economic viability as growers weigh continued expansion against environmental constraints.
Iran: Ancient Traditions Meet Modern Production
Iran is the world’s third-largest walnut producer, with 380,998.54 tonnes grown in 2023 on 61,383 hectares. Its yield of 6.207 kilograms per hectare is the highest among major producers. Walnut farming in Iran has a long history and is a key part of the country’s culture. Main growing areas like Kerman, Zanjan, and Markazi have the right climate, volcanic soils, ancient irrigation systems, and plenty of sunshine.
In places like Tuyserkan, walnut trees are so valued that old trees are given female names, showing the strong bond between people and their orchards. Water is managed by local cooperatives, such as Abaran, using traditional methods. Iranian farmers blend traditional techniques with modern irrigation, constructing terraced gardens with dry stone walls and employing advanced soil conservation methods to cultivate walnuts on steep, environmentally sensitive land.
Iran Walnut Production Highlights:
- Iran produced 380,998.54 tonnes of walnuts in 2023 from 61,383 hectares, achieving yields of 6,207 kilograms per hectare, the highest among major walnut producers.
- Iran contributes approximately 9.92 percent of global walnut production, upholding Persian traditions that date back thousands of years.
- Operates established cooperatives, such as Abaran, managing irrigation through traditional qanat systems combined with modern water distribution technologies.
- Key walnut-producing provinces in Iran include Kerman, Zanjan, and Markazi, where diverse climates, volcanic soils, and sunlight underpin productivity.
- Maintains UNESCO-recognized traditional walnut cultivation systems in Tuyserkan, where cultural practices honor walnut heritage and community connections.
- Name old walnut trees with female names like Asieh and Bi-Bi Gol, reflecting deep cultural identity and family relationships with agricultural production.
- Terraced gardens in mountainous Iranian regions utilize dry stone construction in conjunction with advanced soil conservation techniques to sustain walnut cultivation on steep slopes.
Türkiye: Quality and Flavor Recognition Worldwide
In 2023, Türkiye produced 360,000 tonnes of walnuts from 174,080 hectares, with yields of 2.068 kilograms per hectare. Turkish walnuts are known worldwide for their great taste and quality, thanks to the country’s varied climate, volcanic soils, and plenty of sunshine. Most walnuts are grown in Anatolia, where farmers use both traditional and modern methods.
Centuries of experience help Turkish farmers succeed in Mediterranean and temperate climates. Turkish walnuts stand out for their unique flavor and steady quality, which earn them premium prices. In 2023, It exported approximately 27 million kilograms of in-shell walnuts, valued at nearly $43 million, primarily to Middle Eastern countries. Turkish walnuts are important in local dishes, from baklava to savory foods. Despite climate and water challenges, Türkiye remains a key walnut producer, with domestic consumption reaching 55,000 tonnes in the 2023/24 season.
Turkey Walnut Production Highlights:
- Produces 360,000 tonnes annually from 174,080 hectares, representing 9.37 percent of global production and maintaining a strong international reputation.
- Exports approximately 27 million kilograms of in-shell walnuts valued at nearly $43 million in 2023, commanding premium prices for distinctive flavor.
- Concentrates production in the Anatolia region, where Mediterranean and temperate climate zones combine with rich volcanic soils and abundant sunshine.
- Combines centuries-old traditional cultivation knowledge with modern agricultural practices, balancing heritage methods and efficiency improvements.
- Maintains strong market presence in Middle Eastern countries and regional cuisines, where Turkish walnuts serve essential roles in baklava and savory dishes.
- Achieves competitive advantage through distinctive flavor profile and consistent quality rather than volume-based competition in global markets.
- Faces challenges from climate variability and water availability while maintaining domestic consumption of 55,000 tonnes in the 2023/24 season.
Chile: Southern Hemisphere’s Rising Walnut Star
Chile has quickly become a major walnut producer, making one of the biggest leaps in agriculture over the last twenty years. In 2023, Chile produced 192,000 tonnes from 44,626 hectares, a 2,057 percent increase since 2003—the fastest growth among walnut-producing countries. This success comes from introducing the Chandler variety from California, now making up over 70 percent of Chile’s walnuts. The area around Santiago has a Mediterranean climate much like California’s Central Valley, with enough chill, warm dry summers, and good drainage from the Andes.
Chilean walnuts are valued for their bright color, mild taste, and long shelf life of up to a year. Being in the Southern Hemisphere gives Chile another edge: while Northern Hemisphere countries harvest in the fall, Chilean walnuts are ready in April, letting them sell fresh nuts during the off-season. This timing helps Chile avoid direct competition with California’s harvest. In 2023, Chile exported about $247 million in walnuts, with growing sales in China, Europe, and Turkey.
Chile Walnut Production Highlights:
- Produces 192,000 tonnes annually from 44,626 hectares, achieving 2,057 percent growth since 2003—the fastest expansion of any walnut-producing nation.
- Accounts for 5 percent of global walnut production through rapid strategic expansion driven by the introduction of the California Chandler variety and ideal climate conditions.
- Exports approximately $247 million worth of walnuts in 2023, with a growing market presence in China, Europe, and Turkey, leveraging a counter-seasonal advantage.
- Cultivates Chandler variety, comprising over 70 percent of production, providing bright color, light kernels free of bitter taste, and exceptional one-year shelf life.
- Harvests during counter-seasonal April window while Northern Hemisphere producers store inventory, capturing premium off-season pricing and avoiding direct competition.
- Operates in the central regions around Santiago, characterized by a Mediterranean climate that provides adequate chilling hours, warm and dry summers, and excellent drainage from the nearby Andes Mountains.
- Positions itself strategically for Asian markets, particularly China, through reduced transportation costs and timing advantages over North American and European competitors.
Mexico: Rapidly Expanding Production Capacity
In 2023, Mexico produced 167,777.15 tonnes of walnuts on 120,566 hectares, with yields of 1.392 kilograms per hectare. The industry has grown quickly, with exports reaching about $575 million that year. This growth comes from investing in new orchards across regions with good climates for walnuts. Mexican walnuts are gaining a reputation for their strong, unique flavor and are reaching more foreign markets.
While the large area shows heavy investment, current yields are lower than in countries such as Iran, Romania, or the U.S., indicating room for improvement as orchards mature and practices improve. Mexican growers benefit from being close to the U.S. market, which lowers transport costs, and from good trade agreements. Mexico’s varied geography provides many microclimates for walnut growing, from the north with enough chill to central regions with mild temperatures. As more orchards are planted and expertise grows, Mexico is set to become a bigger player in North American walnut supply chains.
Mexico Walnut Production Highlights:
- Produces 167,777.15 tonnes annually from 120,566 hectares, representing 4.37% of global production, with significant expansion potential as the orchards mature.
- Achieved walnut exports of approximately $575 million in 2023, reflecting strategic investments in cultivation across multiple climate-suitable regions.
- Maintains an extensive cultivation area of 120,566 hectares despite modest current yields of 1.392 kilograms per hectare, indicating substantial productivity improvement potential.
- Develops distinctive walnut flavor profile, gaining market recognition in increasingly diverse foreign markets and establishing competitive advantages beyond price competition.
- Possesses a geographic proximity advantage to the lucrative United States market with reduced transportation costs compared to Asian or European competitors.
- Benefits from favorable trade agreements and a diverse geography that offers multiple microclimates, ranging from northern regions with adequate chilling hours to central, moderate-temperature areas.
- Positions itself strategically for North American supply chain integration as younger orchards mature, cultivation expertise develops, and production volumes increase.
Burkina Faso: Africa’s Surprising Walnut Contributor
Many people are surprised to learn that Burkina Faso is among the world’s top ten walnut producers. In 2023, the country grew 145,136.37 tonnes on 98,270 hectares, with yields of 1.477 kilograms per hectare. Growing walnuts in Burkina Faso shows how this temperate crop can adapt to semi-arid tropical areas. The large area under cultivation means that walnuts are a significant crop in the country.
Although yields are lower than in places like Iran or Romania, the scale of production demonstrates that walnuts can thrive in various conditions. For Burkina Faso, where farming faces challenges like water shortages and poor soil, walnut trees help by reaching groundwater, providing shade, and stabilizing soil. The nuts also offer food and income for rural families. Traditional walnut farming needs few inputs, making it a good fit for small farms. Most walnuts grown here are used locally or in nearby regions, contributing to food security due to their rich nutritional value.
Burkina Faso Walnut Production Highlights:
- Produces 145,136.37 tonnes annually from 98,270 hectares, ranking among the world’s top ten walnut producers despite semi-arid tropical climate conditions.
- Represents 3.78 percent of global production through the adaptation of temperate walnut cultivation to West African climate and environmental conditions.
- Maintains yields of 1.477 kilograms per hectare, modest compared to intensive systems but reflecting realistic productivity in less-developed agricultural contexts.
- Provides multiple agricultural and environmental benefits, including access to groundwater through deep root systems, soil stabilization, and shade provision in semi-arid regions.
- Offers low-input cultivation suitable for smallholder farming systems prevalent throughout Burkina Faso and contributing to rural income generation and food security.
- Serves primarily domestic and regional markets rather than international export channels, supporting local consumption and addressing food security needs.
- Demonstrates walnut crop adaptability to diverse climate conditions beyond traditional temperate zones, with potential for expansion to other semi-arid regions.
Ukraine: European Production Leader Despite Challenges
In 2023, Ukraine produced 106,120 tonnes of walnuts from just 13,500 hectares, with impressive yields of 7.861 kilograms per hectare—among the world’s highest. This shows the skill of Ukrainian farmers in intensive walnut growing. Despite ongoing challenges, Ukraine remains a leading walnut producer in Europe. The country’s rich black soil, enough moisture, and good climate help walnut trees thrive. Traditionally, walnuts have been grown near homes for both nuts and wood.
Today, commercial orchards use high-density planting, precise irrigation, and careful variety selection. In 2023, Ukraine exported approximately $76.8 million in walnuts, demonstrating strong demand even in challenging times. Ukrainian walnuts are sold across Europe and the Middle East for their quality and good prices. In the 2023/24 season, Ukraine produced 78,000 tonnes and consumed 70,000 tonnes, serving both local and export markets. Walnut farming is a significant source of income in rural areas, particularly where orchards can be managed with limited resources.
Ukraine Walnut Production Highlights:
- Produces 106,120 tonnes annually from just 13,500 hectares, achieving 7.861 kilograms per hectare yields—among the world’s highest and demonstrating exceptional cultivation expertise.
- Represents 2.76 percent of global production while maintaining Europe’s leading position through sophisticated high-density cultivation systems and precision management.
- Achieved walnut exports of approximately $76.8 million in 2023 despite ongoing geopolitical challenges, demonstrating resilient market access and international demand.
- Cultivates on fertile black earth soils with adequate moisture and suitable climate conditions, supplemented by centuries-old traditional knowledge and modern techniques.
- Implements high-density plantings, precision irrigation, and careful variety selection in commercial orchards, reflecting agricultural advancement and optimization practices.
- Produces 78,000 tonnes in the 2023/24 season, with 70,000 tonnes consumed domestically and the remainder exported to European and Middle Eastern markets.
- Maintains walnut cultivation as an important rural income source, particularly in regions where orchards thrive with modest inputs after establishment phases.
Romania: Small Area, Exceptional Yields
In 2023, Romania produced 58,090 tonnes of walnuts from just 3,590 hectares, with yields of 16.181 kilograms per hectare—the highest among major producers. This high productivity shows Romania’s skill in intensive walnut farming and the country’s good growing conditions. Orchards benefit from careful site choice, modern methods, and helpful microclimates in the mountains and hills.
Romanian farmers use high-density planting, precise fertilizing, advanced irrigation, and careful pest control to get the most from small areas. Romania’s success is a model for other countries wanting efficient walnut production. Romanian walnuts are sold both at home and across Europe. In the 2023/24 season, production was 35,000 tonnes, with 32,000 tonnes used domestically and the rest exported. The small area under cultivation means there’s room to grow if economic conditions are right.
Romania Walnut Production Highlights:
- Produces 58,090 tonnes annually from just 3,590 hectares, achieving a world-leading 16.181 kilograms per hectare yield, demonstrating exceptional cultivation expertise.
- Represents 1.51 percent of global production through intensive cultivation systems, maximizing production from limited land area through precision techniques.
- Implements high-density plantings, precision fertilization, advanced irrigation management, and meticulous pest control, reflecting the adoption of sophisticated agricultural technology.
- Benefits from mountainous and hilly terrain, providing diverse growing environments and favorable microclimates supporting exceptional walnut tree development.
- Produces 35,000 tonnes in the 2023/24 season, with 32,000 tonnes consumed domestically and the remainder exported to European markets.
- Serves as an important model for other nations developing efficient and intensive walnut production systems, demonstrating that agricultural expertise can meet optimal conditions.
- Maintains a relatively small cultivation area, suggesting significant expansion potential if economic conditions favor investment in new commercial walnut orchards.
Uzbekistan: Central Asian Walnut Heritage
Uzbekistan produced 48,386.98 tonnes of walnuts in 2023 from 5,122 hectares, achieving impressive yields of 9.447 kilograms per hectare. This Central Asian nation represents part of the walnut’s native range, where wild and cultivated trees have coexisted for thousands of years. Uzbek walnut cultivation benefits from ideal climate conditions, including cold winters that provide adequate chilling hours, hot and dry summers that promote nut development, and access to irrigation water from mountain snowmelt. The country’s walnut production increased by 234 percent over the past two decades, reflecting renewed investment in this valuable export crop.
Traditional walnut cultivation in Uzbekistan often involves trees intercropped with other fruit trees or grown in mixed agricultural systems rather than monoculture orchards. This approach provides ecosystem diversity, multiple income streams for farming families, and resilience against crop failures. Uzbek walnuts serve both domestic consumption and export markets, particularly to neighboring countries and Russia. The relatively modest cultivation area—5,122 hectares—suggests significant potential for expansion as international demand for walnuts continues growing.
Uzbekistan Walnut Production Highlights:
- Produces 48,386.98 tonnes annually from 5,122 hectares, achieving impressive 9.447 kilograms per hectare yields reflecting ideal Central Asian climate conditions.
- Represents 1.26 percent of global production and is part of the walnut’s native range, where wild and cultivated trees have co-existed for millennia.
- Achieved 234 percent production growth over twenty years through renewed investment in valuable export crops and modern cultivation techniques.
- Benefits from ideal climate conditions, including cold winters providing adequate chilling hours, hot, dry summers, and irrigation access from mountain snowmelt.
- Maintains traditional mixed-system cultivation involving intercropping with other fruit trees, providing ecosystem diversity, multiple income streams, and crop failure resilience.
- Serves both domestic consumption and export markets, particularly to neighboring Central Asian countries and Russia for regional distribution.
- Demonstrates significant expansion potential given the modest current cultivation area of 5,122 hectares and continued global demand growth.
Greece: Mediterranean Walnut Tradition
Greek walnut production totaled 39,580 tonnes in 2023, cultivated across 16,740 hectares with yields of 2.364 kilograms per hectare. Greece’s walnut cultivation continues ancient Mediterranean agricultural traditions, where walnut trees have been valued for thousands of years for both their nutritional and timber properties. Greek walnut cultivation is concentrated in regions where adequate chilling hours occur during the winter months, primarily in northern areas and mountainous zones. Traditional cultivation practices involve planting trees on hillsides and in terraced lands, often intermixed with other fruit trees in diversified agricultural systems.
Greek walnuts benefit from the Mediterranean climate’s advantages, including ample sunshine during growing seasons, moderate rainfall patterns, and rich volcanic soils in many regions. However, Greek yields remain modest compared to intensive production systems in Romania, Iran, or Ukraine, suggesting opportunities for productivity improvements. Greece serves primarily domestic and European regional markets. Greek cuisine incorporates walnuts extensively, from traditional sweets like baklava to savory dishes and walnut-based spreads. This cultural integration ensures a strong domestic demand that supports continued cultivation.
Greece Walnut Production Highlights:
- Produces 39,580 tonnes annually from 16,740 hectares, representing 1.03% of global production and upholding ancient Mediterranean agricultural traditions.
- Concentrates production in northern regions and mountainous zones where adequate chilling hours during winter support walnut cultivation.
- Implements traditional terraced cultivation practices on hillsides, featuring a diverse mix of fruit trees, which reflects the Mediterranean agricultural diversification approach.
- Benefits from the Mediterranean climate’s advantages, including ample sunshine, moderate rainfall patterns, and rich volcanic soils that support consistent production.
- Achieves yields of 2.364 kilograms per hectare with significant productivity improvement potential through modern intensive cultivation techniques.
- Serves primarily domestic consumption and European regional markets where Greek walnuts are integrated extensively in traditional cuisine and cultural practices.
- Maintains strong domestic demand from the incorporation of walnuts in traditional sweets, savory dishes, and walnut-based spreads, supporting continued cultivation viability.
India: Emerging Production from Mountainous Regions
India’s walnut production reached 33,000 tonnes in 2023 from 31,000 hectares, with yields of 1.065 kilograms per hectare. Indian walnut cultivation is concentrated in northern mountainous regions, particularly in Kashmir, Himachal Pradesh, and Uttarakhand, where climate conditions provide the necessary chilling hours and suitable growing environments. Indian walnut trees often grow in traditional agroforestry systems rather than intensive commercial orchards. Trees planted around homesteads and field boundaries provide nuts, timber, and environmental services, while allowing for the intercropping of annual crops.
This traditional approach yields lower per-hectare results compared to intensive production systems, but it suits smallholder farming systems prevalent in mountainous regions. India’s massive population generates enormous domestic demand for walnuts, which far exceeds domestic production. The country imports substantial quantities, with consumption reaching 28,000 tonnes in the 2023/24 season despite domestic production. This gap between consumption and production presents opportunities for Indian farmers to expand walnut cultivation. Growing health consciousness among India’s middle class is driving an increase in walnut consumption. Urban consumers are increasingly recognizing the nutritional benefits of walnuts, which are rich in omega-3 fatty acids, antioxidants, vitamins, and minerals. This demand growth incentivizes investment in walnut cultivation, though the long maturation period before commercial production begins—typically 8-10 years—requires patient capital and long-term planning.
India Walnut Production Highlights:
- Produces 33,000 tonnes annually from 31,000 hectares with 1.065 kilograms per hectare yields, representing 0.86 percent of global production from emerging cultivation.
- Concentrates production in northern mountainous regions, including Kashmir, Himachal Pradesh, and Uttarakhand, with adequate chilling hours and suitable environments.
- Implements traditional agroforestry systems combining walnut cultivation with timber production, environmental services, and annual crop intercropping.
- Demonstrates lower per-hectare yields reflecting traditional smallholder farming systems suited to mountainous terrain rather than intensive commercial practices.
- Faces a significant production deficit, with domestic consumption of 28,000 tonnes requiring substantial imports despite domestic production of 33,000 tonnes.
- Experiences growing health consciousness among the expanding middle class, driving increased walnut consumption and rural investment incentives.
- Presents substantial expansion potential, given the long walnut maturation period of 8-10 years before commercial production, which requires patient capital investment.
France: Prestigious European Production
French walnut production totaled 31,380 tonnes in 2023, cultivated across 26,870 hectares with yields of 1.168 kilograms per hectare. France’s walnut industry holds special prestige, particularly from renowned regions such as Grenoble and Périgord, where specific walnut varieties have earned protected geographical indication status.
French walnuts command premium prices in international markets, prized for their subtle and complex flavors, as well as their incorporation into haute cuisine. Traditional French walnut cultivation prioritizes quality over quantity, with meticulous attention to variety selection, optimal growing conditions, and meticulous post-harvest handling.
French walnut exports reached approximately 24 million kilograms in 2023, valued at over $58 million. These exports primarily serve European markets, where French agricultural products enjoy a strong reputation. Production in the 2023/24 season reached 40,000 tonnes, with consumption of 38,000 tonnes, allowing for modest exports. The cultivation area of 26,870 hectares suggests relatively extensive traditional production systems rather than intensive high-density orchards. This approach aligns with French agricultural philosophy, emphasizing terroir, traditional practices, and quality. However, the modest yields indicate potential for productivity improvements through modern cultivation techniques.
France Walnut Production Highlights:
- Produces 31,380 tonnes annually from 26,870 hectares, yielding 1.168 kilograms per hectare, representing 0.82 percent of global production and holding a premium positioning.
- Maintains prestigious protected geographical indication status for the Grenoble and Périgord regions, commanding premium international prices for superior quality.
- Emphasizes a quality-over-quantity production philosophy through careful variety selection, optimized growing conditions, and sophisticated post-harvest handling techniques.
- Exported approximately 24 million kilograms valued at over $58 million in 2023, serving primarily European markets, valuing French agricultural heritage.
- Implements traditional production systems reflecting French agricultural philosophy, emphasizing terroir and traditional practices over intensive commercial approaches.
- Produces 40,000 tonnes in the 2023/24 season, with 38,000 tonnes consumed domestically and modest exports to European markets.
- Demonstrates productivity improvement potential through the application of modern cultivation techniques while maintaining a traditional, quality-focused production philosophy.
Afghanistan: Traditional Production in Challenging Conditions
Afghanistan produced 27,000 tonnes of walnuts in 2023 from 8,000 hectares, achieving yields of 3.375 kilograms per hectare. Walnut cultivation in Afghanistan is a significant income-generating activity for rural communities, particularly in mountainous regions where favorable climate conditions support production.
Afghan walnut production has experienced remarkable growth, increasing by 592% over the past two decades, despite ongoing conflict and instability. This growth reflects the crop’s resilience and value in challenging agricultural environments. Walnut trees require relatively modest inputs once established, produce for decades, and provide both food and a source of income. Afghan walnuts primarily grow in provinces such as Kunar in the northeast, where the mountainous terrain, adequate moisture, and suitable climate create favorable conditions.
Traditional cultivation practices involve minimal chemical inputs, with trees often growing in mixed agricultural systems or semi-wild conditions. Afghan walnuts serve both domestic consumption and export markets, particularly Pakistan and Central Asian neighbors. The relatively small cultivation area of 8,000 hectares suggests significant potential for expansion if security conditions improve and agricultural development programs support the cultivation of walnuts. For Afghan farmers, walnut cultivation offers several advantages: trees tolerate marginal lands that are unsuitable for annual crops, production requires minimal purchased inputs, and nuts can be stored for extended periods, allowing farmers to strategically time sales.
Afghanistan Walnut Production Highlights:
- Produces 27,000 tonnes annually from 8,000 hectares with 3.375 kilograms per hectare yields, representing 0.70 percent of global production in challenging conditions.
- Achieved a remarkable 592 percent production growth over twenty years despite ongoing conflict and instability, reflecting crop resilience and the importance of rural income.
- Concentrates production in northeastern provinces like Kunar, where mountainous terrain, adequate moisture, and suitable climate create favorable growing conditions.
- Implements traditional cultivation practices with minimal chemical inputs, utilizing mixed agricultural systems and semi-wild growing conditions that are well-suited to resource-limited contexts.
- Provides essential income generation and food security for rural communities through low-input cultivation, which requires minimal purchased inputs once established.
- Serves both domestic consumption and export markets, particularly Pakistan and Central Asian neighbors, supporting regional trade networks.
- Demonstrates significant expansion potential, given its modest current cultivation area of 8,000 hectares, if security improves and development programs support cultivation.
Egypt: Nile Valley Walnut Adaptation
Egyptian walnut production reached 24,026.92 tonnes in 2023 from 4,628 hectares, with yields of 5.192 kilograms per hectare. Walnut cultivation in Egypt represents an interesting adaptation of temperate nut production to Mediterranean and semi-arid conditions. Egyptian walnut cultivation is likely concentrated in northern regions and areas along the Nile Valley, where favorable climate conditions and sufficient moisture support production.
The relatively high yields of 5.192 kilograms per hectare suggest adoption of modern cultivation practices, including irrigation management, fertilization programs, and improved varieties. Egypt’s agricultural sector has invested heavily in horticultural production for both domestic consumption and export. Walnuts align with broader efforts to diversify agricultural production beyond traditional staples such as wheat, rice, and cotton. Growing urban populations and increasing middle-class purchasing power drive demand for nutritious foods, such as walnuts.
However, Egyptian walnut production declined slightly over recent decades—dropping eight percent according to some analyses—likely reflecting shifting agricultural priorities toward more water-efficient crops in the face of water scarcity challenges. The Nile River and its associated irrigation systems provide water for Egyptian agriculture; however, increasing population pressures and concerns about climate change necessitate careful allocation decisions for water.
Egypt Walnut Production Highlights:
- Produces 24,026.92 tonnes annually from 4,628 hectares with 5.192 kilograms per hectare yields, representing 0.63 percent of global production.
- Concentrates production in northern regions and Nile Valley areas where irrigation systems and climate conditions support temperate walnut cultivation.
- Implements modern cultivation practices, including precision irrigation management, strategic fertilization programs, and improved variety selection for Egyptian conditions.
- Participates in agricultural diversification efforts beyond traditional staples, serving growing urban middle-class demand for nutritious food products.
- Experienced an eight percent production decline over recent decades, reflecting shifting priorities toward more water-efficient crops amid water scarcity pressures.
- Faces strategic water allocation decisions between walnut cultivation and other agricultural activities due to increasing population pressures and concerns about climate change.
- Maintains production viability through efficient irrigation management and value-added positioning in the Egyptian horticultural export economy.
Bosnia and Herzegovina: High-Yield European Producer
Bosnia and Herzegovina produced 23,354 tonnes of walnuts in 2023 from just 2,022 hectares, achieving exceptional yields of 11.55 kilograms per hectare. This Balkan nation ranks among the world’s highest-yielding walnut producers, demonstrating sophisticated cultivation practices and optimal growing conditions.
Bosnian walnut production has experienced significant growth over recent decades, with an increase of more than 1,400 percent since the early 2000s. This expansion reflects the Balkans’ quiet reclaiming of traditional walnut cultivation after decades of agricultural decline in the late 20th century. The region’s hilly terrain, adequate moisture, suitable climate, and traditional agricultural knowledge create favorable conditions for intensive walnut production.
The remarkable yields of 11.55 kilograms per hectare place Bosnia and Herzegovina in the same category as Romania and Austria—world leaders in walnut productivity. This productivity allows significant production from relatively modest land area, an important consideration in a mountainous country where suitable agricultural land may be limited.
Bosnian walnuts are primarily served to domestic and regional Balkan markets, although export opportunities exist throughout Europe. Traditional Bosnian cuisine incorporates walnuts in both sweet and savory preparations, ensuring strong domestic demand.
Bosnia and Herzegovina Walnut Production Highlights:
- Produces 23,354 tonnes annually from just 2,022 hectares, achieving exceptional 11.55 kilograms per hectare yields—the world’s third-highest productivity among major producers.
- Represents 0.61 percent of global production through intensive cultivation systems, reflecting sophisticated agricultural practices and optimal growing conditions.
- Experienced explosive 1,400 percent production growth since the early 2000s, reflecting the Balkans’ recovery of traditional walnut cultivation traditions.
- Achieves exceptional productivity through careful site selection, modern cultivation practices, favorable microclimates, and hilly terrain, maximizing production per hectare.
- Concentrates production on a limited mountainous land area, allowing significant output from a modest cultivation area, which is crucial for geographically constrained regions.
- Serves primarily domestic and regional Balkan markets where traditional Bosnian cuisine incorporates walnuts extensively in sweet and savory preparations.
- Maintains strong domestic demand, supporting continued cultivation expansion and export opportunities throughout European markets.
Republic of Moldova: Traditional Cultivation Systems
Moldova produced 20,590 tonnes of walnuts in 2023 from 26,755 hectares, yielding 0.77 kilograms per hectare. This Eastern European nation maintains a substantial walnut cultivation area, though yields remain among the lowest of major producers. The extensive acreage relative to production suggests traditional low-density cultivation systems rather than intensive commercial orchards. Moldovan walnut trees may be intercropped with other agricultural activities, planted as scattered trees on agricultural land, or maintained in traditional mixed-use orchards.
This approach reflects historical agricultural patterns common throughout Eastern Europe. Moldova’s walnut production serves both domestic consumption and export opportunities, particularly to neighboring countries. Production in the 2023/24 season reached 19,000 tonnes, with 100% of the output consumed domestically or exported. The substantial cultivation area of 26,755 hectares indicates walnut production remains economically significant despite modest yields. Opportunities exist for productivity improvements through modern cultivation practices, provided that economic conditions and market access support such investments.
Republic of Moldova Walnut Production Highlights:
- Produces 20,590 tonnes annually from 26,755 hectares with 0.77 kilograms per hectare yields, representing 0.54 percent of global production.
- Maintains extensive cultivation area suggesting traditional low-density cultivation systems rather than intensive commercial orchard approaches.
- Implements intercropping practices with other agricultural activities or maintains scattered trees on agricultural land reflecting Eastern European farming traditions.
- Produces 19,000 tonnes in the 2023/24 season, consumed entirely domestically or exported to neighboring countries through regional trade networks.
- Demonstrates significant productivity improvement potential through modern cultivation techniques if economic conditions support investment.
- Maintains economically significant walnut production despite modest yields, contributing to rural livelihoods and regional food security.
- Reflects historical agricultural patterns common throughout Eastern Europe emphasizing diversification and mixed-use farming systems.
Argentina: Southern Hemisphere Potential
Argentine walnut production totaled 18,509.25 tonnes in 2023. Argentina represents the Southern Hemisphere’s second-largest walnut producer, after Chile, with cultivation concentrated in Mendoza province, where ideal conditions mirror those of California’s Central Valley. Mendoza’s climate provides 1,200-1,600 chill hours annually—well above the requirements for even the most demanding varieties. The region offers additional advantages: plentiful groundwater at accessible depths, sandy, loose topsoil ideal for walnut root systems, and freedom from diseases plaguing Northern Hemisphere producers, such as blackline disease.
Argentine walnuts benefit from the timing of the Southern Hemisphere, harvesting fresh nuts from March to May, whereas Northern producers rely on cold storage. This counter-seasonal advantage enables Argentine exporters to access premium pricing during off-season months. Argentina has strategically positioned itself for the Asian market, with connectivity to Hong Kong through China and growing export channels to Europe via Buenos Aires. The country’s relatively modest current production suggests significant expansion potential, as international markets increasingly recognize the quality of Argentine walnuts.
Argentina Walnut Production Highlights:
- Produces 18,509.25 tonnes annually, representing 0.48 percent of global production and the Southern Hemisphere’s second-largest producer after Chile.
- Concentrates production in Mendoza province providing 1,200-1,600 chill hours annually and Mediterranean climate mirroring California’s ideal conditions.
- Benefits from geographic advantages including plentiful accessible groundwater, sandy loose topsoil ideal for walnut roots, and freedom from disease pressures.
- Harvests counter-seasonally from March to May, capturing premium off-season pricing when Northern producers rely on cold storage inventory.
- Positioned strategically for Asian markets through Hong Kong connectivity and Europe via Buenos Aires, developing diverse export channels.
- Demonstrates significant expansion potential given modest current production and international quality recognition increasing market opportunities.
- Maintains disease-free production advantage over Northern Hemisphere producers, supporting long-term competitiveness and market development.
Spain: Growing European Producer
Spanish walnut production reached 17,340 tonnes in 2023. Spain’s walnut industry has experienced strong growth over recent decades, with cultivation area expanding by 53 percent from 8,278 hectares in 2012 to 12,713 hectares in 2022. Approximately 10,000 hectares are now being produced commercially, generating 16,800 tons annually. Spanish walnut cultivation is concentrated in regions such as Extremadura, Andalusia, Castile-La Mancha, and Catalonia, where favorable climate conditions support production. Growers primarily plant Chandler and Howard varieties, introduced from California for their consistent quality and productivity.
Spanish walnuts have a reputation for exceptional quality, often surpassing those from California and Chile in flavor, according to some assessments. A key advantage for Spanish producers is their early harvest timing—three weeks ahead of French walnuts and one month before American production—making Spanish walnuts the first to be available in European markets each season. This timing premium gives Spanish exporters a competitive advantage within Europe. Spain’s production in 2023 totaled approximately 17,340 tonnes, with the “Nuts of Spain” brand actively promoting Spanish walnut quality internationally.
Spain Walnut Production Highlights:
- Produces 17,340 tonnes annually from approximately 12,713 hectares, representing 0.45 percent of global production, with a strong recent expansion trajectory.
- Experienced 53 percent cultivation area growth from 2012 to 2022, with approximately 10,000 hectares producing commercially and generating 16,800 tonnes annually.
- Concentrates production in Extremadura, Andalusia, Castile-La Mancha, and Catalonia regions, where ideal climate conditions support quality walnut cultivation.
- Plants primarily Chandler and Howard California varieties selected for consistent quality and productivity meeting international market standards.
- Achieves an exceptional quality reputation, often surpassing California and Chilean competitors, according to flavor assessments and quality evaluations.
- Harvests three weeks before French walnuts and one month before American production, capturing first-market European advantage during prime selling season.
- Actively promotes Spanish walnut quality internationally through “Nuts of Spain” brand, developing premium positioning and market differentiation strategy.
The Nutritional Power Driving Global Demand
To understand the rapid growth in walnut production, it helps to look at what makes walnuts special. Walnuts are packed with nutrients, which is why more people want them. One ounce (about 14 halves) has 18 grams of healthy fats, 4 grams of protein, and nearly 2 grams of fiber. Walnuts have more omega-3s than any other tree nut, with 2.5 grams of alpha-linolenic acid per serving—more than the daily recommended amount. This plant-based omega-3 brings strong health benefits. Studies show that eating five or more servings of walnuts a week can lower the risk of death by 14 percent and cut the risk of dying from heart disease by 25 percent.
Even eating just half a serving more each day helps, reducing death risk by 12 percent and heart-related deaths by 26 percent. Walnuts also contain polyphenols like ellagic acid and pedunculagin, which act as antioxidants and fight inflammation. These help protect against cancer, heart disease, diabetes, and brain conditions. Walnuts support brain health by reducing stress on cells and helping new brain cells form. Nutrients like vitamin E, folate, and plant compounds also help memory and mental well-being. As more research highlights these benefits, demand for walnuts keeps rising. With growing health awareness, people are seeing walnuts as a superfood worth adding to their diets.
Global Production Patterns and Future Outlook
Data shows that global walnut production is highly concentrated. The top three producers—China, the
United States, and Iran—account for 65.83% of the production among nineteen countries. The top five account for 80.20%, and the top ten for 93.88%. This concentration brings both benefits and risks. Because China leads by a wide margin, any changes there—such as weather, policy, or market shifts—impact the entire world.
China has been a net exporter for five consecutive years, with production exceeding consumption by over 100,000 metric tons annually. The U.S., especially California, faces challenges. After years of growth, California’s walnut acreage dropped, with 28,910 acres removed between October 2022 and August 2023. Water shortages, climate-related issues, and economic pressures make it challenging to continue expanding. New producers offer hope for spreading out the supply. Chile’s rapid growth demonstrates how investment and favorable conditions can foster the development of new centers. Mexico’s rise suggests North America could have more balanced production.
Burkina Faso’s success demonstrates that walnuts can thrive in a wide range of climates. Global production has plateaued at around 2.9–3 million tonnes after years of growth, and some areas may experience declines due to economic and environmental issues. Trade growth is slowing after a significant increase from 300,000 metric tons in the mid-2000s to approximately one million metric tons recently. Still, demand is rising, thanks to health trends and new uses for walnuts.
This gives producers—especially in the Southern Hemisphere with off-season harvests—a chance to stand out. Looking ahead, the walnut industry must strike a balance between achieving higher yields, ensuring sustainability, generating profits, and addressing climate challenges. The future will belong to those who can meet these demands while keeping up with growing consumer interest in this ancient, healthy food.
10 Essential Facts About Global Walnut Production:
- Global walnut production reached approximately 4 million tonnes in 2023, representing an eightfold increase from 497,000 tonnes in 1961.
- China produces 1.4 million tonnes annually, accounting for roughly half of the world’s walnut supply and maintaining the highest cultivation area at 279,853 hectares.
- The United States ranks second with 747,520 tonnes produced in 2023, with California accounting for virtually all American walnut production.
- Iran achieves the highest yields among major producers at 6.207 kilograms per hectare, producing 380,998.54 tonnes from 61,383 hectares.
- Chile experienced the fastest production growth of any nation, with an astonishing 2,057 percent increase since 2003, rising to 192,000 tonnes by 2023.
- Romania demonstrates the world’s highest productivity at 16.181 kilograms per hectare, producing 58,090 tonnes from just 3,590 hectares.
- The top three producing countries—China, the United States, and Iran—account for 65.83 percent of global production.
- Walnuts provide 2.5 grams of omega-3 alpha-linolenic acid per one-ounce serving, the highest content of any tree nut.
- Research indicates that consuming five or more servings of walnuts per week can reduce the risk of mortality by 14% and the risk of cardiovascular disease-related deaths by 25%.
- Global walnut exports expanded from approximately 300,000 metric tons in the mid-2000s to about one million metric tons in recent seasons, representing a 7 percent compound annual growth rate.
Here is a list of 56 countries with walnut Production:
| Rank | Country | Walnut Production 2023 (in tonnes) |
| 1 | 🇨🇳 China | 1,400,000 |
| 2 | 🇺🇸 United States | 747,520 |
| 3 | 🇮🇷 Iran | 380,998.54 |
| 4 | 🇹🇷 Türkiye | 360,000 |
| 5 | 🇨🇱 Chile | 192,000 |
| 6 | 🇲🇽 Mexico | 167,777.15 |
| 7 | 🇧🇫 Burkina Faso | 145,136.37 |
| 8 | 🇺🇦 Ukraine | 106,120 |
| 9 | 🇷🇴 Romania | 58,090 |
| 10 | 🇺🇿 Uzbekistan | 48,386.98 |
| 11 | 🇬🇷 Greece | 39,580 |
| 12 | 🇮🇳 India | 33,000 |
| 13 | 🇫🇷 France | 31,380 |
| 14 | 🇦🇫 Afghanistan | 27,000 |
| 15 | 🇪🇬 Egypt | 24,026.92 |
| 16 | 🇧🇦 Bosnia and Herzegovina | 23,354 |
| 17 | 🇲🇩 Republic of Moldova | 20,590 |
| 18 | 🇦🇷 Argentina | 18,509.25 |
| 19 | 🇪🇸 Spain | 17,340 |
| 20 | 🇧🇾 Belarus | 16,933.96 |
| 21 | 🇮🇹 Italy | 14,960 |
| 22 | 🇦🇿 Azerbaijan | 14,344.1 |
| 23 | 🇵🇰 Pakistan | 14,277 |
| 24 | 🇸🇾 Syrian Arab Republic | 12,515 |
| 25 | 🇳🇵 Nepal | 9,960.11 |
| 26 | 🇵🇱 Poland | 9,900 |
| 27 | 🇷🇸 Serbia | 9,899.82 |
| 28 | 🇵🇹 Portugal | 9,200 |
| 29 | 🇲🇦 Morocco | 9,148.63 |
| 30 | 🇬🇪 Georgia | 7,200 |
| 31 | 🇧🇷 Brazil | 7,194 |
| 32 | 🇰🇬 Kyrgyzstan | 6,253.37 |
| 33 | 🇭🇺 Hungary | 5,500 |
| 34 | 🇦🇺 Australia | 4,669.78 |
| 35 | 🇲🇰 North Macedonia | 4,189 |
| 36 | 🇦🇲 Armenia | 3,976.7 |
| 37 | 🇧🇬 Bulgaria | 3,450 |
| 38 | 🇱🇧 Lebanon | 3,421.62 |
| 39 | 🇰🇿 Kazakhstan | 2,879.71 |
| 40 | 🇦🇹 Austria | 2,480 |
| 41 | 🇨🇭 Switzerland | 2,020.95 |
| 42 | 🇮🇶 Iraq | 1,465.37 |
| 43 | 🇰🇷 Republic of Korea | 1,158.51 |
| 44 | 🇸🇮 Slovenia | 740 |
| 45 | 🇲🇪 Montenegro | 722.25 |
| 46 | 🇳🇿 New Zealand | 618.9 |
| 47 | 🇵🇸 Palestine | 547.79 |
| 48 | 🇵🇪 Peru | 230.17 |
| 49 | 🇭🇷 Croatia | 180 |
| 50 | 🇸🇰 Slovakia | 180 |
| 51 | 🇨🇾 Cyprus | 170 |
| 52 | 🇱🇹 Lithuania | 160 |
| 53 | 🇧🇹 Bhutan | 129.31 |
| 54 | 🇨🇿 Czechia | 120 |
| 55 | 🇱🇺 Luxembourg | 30 |
| 56 | 🇯🇴 Jordan | 7.66 |
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