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HS Code |
127537 |
| Common Name | English Walnut Seed |
| Scientific Name | Juglans regia |
| Family | Juglandaceae |
| Origin | Iran to southwest China |
| Seed Shape | Oval |
| Seed Color | Light brown |
| Shell Thickness | Thin |
| Nutritional Content | Rich in healthy fats, protein, and omega-3 fatty acids |
| Germination Time | 8-12 weeks |
| Uses | Culinary, oil production, plant propagation |
| Harvest Season | Autumn |
| Average Seed Size | 3-5 cm |
As an accredited English Walnut Seed factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | The packaging for English Walnut Seed contains 500 grams, sealed in a durable, resealable pouch with clear labeling for freshness and safety. |
| Shipping | **Shipping Description for English Walnut Seed:** English Walnut Seed should be shipped in clean, dry, and sealed containers or bags to prevent contamination and moisture absorption. During transit, keep away from chemicals and strong odors. Store in a cool, ventilated area away from direct sunlight. Handle with care to avoid crushing the seeds. |
| Storage | English walnut seeds should be stored in a cool, dry, and well-ventilated area, away from direct sunlight and sources of moisture. Ideally, keep them in airtight containers to prevent exposure to air, humidity, and pests. For long-term storage, refrigeration or freezing is recommended to preserve freshness and prevent rancidity of the natural oils present in the seeds. |
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Purity 98%: English Walnut Seed with Purity 98% is used in nutraceutical formulations, where it enhances the antioxidant profile of dietary supplements. Particle Size 150 microns: English Walnut Seed with Particle Size 150 microns is used in bakery ingredient blends, where it improves dough homogeneity and texture consistency. Oil Content 70%: English Walnut Seed with Oil Content 70% is used in cold-pressed oil production, where it maximizes yield and maintains high oxidative stability. Moisture Content 5%: English Walnut Seed with Moisture Content 5% is used in snack food manufacturing, where it extends shelf life and prevents microbial growth. Protein Content 18%: English Walnut Seed with Protein Content 18% is used in plant-based protein powders, where it increases essential amino acid availability. Stability Temperature 25°C: English Walnut Seed with Stability Temperature 25°C is used in cosmetic exfoliant formulations, where it preserves mechanical integrity during storage. Ash Content 2%: English Walnut Seed with Ash Content 2% is used in animal nutrition supplements, where it provides trace minerals for improved metabolic function. Fatty Acid Profile 75% Unsaturated: English Walnut Seed with Fatty Acid Profile 75% Unsaturated is used in functional foods, where it supports cholesterol management and cardiovascular health. Antioxidant Activity 120 µmol TE/g: English Walnut Seed with Antioxidant Activity 120 µmol TE/g is used in skincare emulsions, where it provides enhanced free radical scavenging effects. Shelf Life 12 months: English Walnut Seed with Shelf Life 12 months is used in pre-packaged health bars, where it maintains freshness and nutrient potency throughout distribution. |
Competitive English Walnut Seed prices that fit your budget—flexible terms and customized quotes for every order.
For samples, pricing, or more information, please call us at +8615371019725 or mail to admin@sinochem-nanjing.com.
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Tel: +8615371019725
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At our manufacturing site, English walnut seed captures special attention. This product isn’t just another bulk commodity for us; it represents years of selection, careful sourcing, and a close working relationship with farmers who understand exactly what mature Juglans regia trees need to deliver quality. Farmers harvest these seeds only at peak ripeness, and we handle processing with a focus on keeping the seed's unique profile intact. This foundation allows us to reliably offer walnut seed that fits the specifications food processors, cosmetic formulators, and supplement producers seek out.
Each batch of walnut seed receives a model designation corresponding to kernel size, oil yield, and hull dryness. Processors invest in these distinctions because downstream efficiency often relies on how consistent the lot is—there’s little patience for too many shell fragments or uneven weights. Our most popular model contains seeds with 60% oil content or greater, a shell thickness below two millimeters, and a kernel moisture below 7%. Customers share that this combination most reliably flows through cracking lines and presses.
We don’t let marketing hype drive specifications. Over years of feedback from oil extractors, confectioners, and researchers, we tuned our storage logistics and on-site shelling to meet the conditions they reported improved yield and flavor. Some need raw shell-on seeds for whole-ingredient artisanal baking, others want pre-shelled or lightly processed seed for cosmetic scrubs, and a few require finely cleaned seedstock for nursery programs. Direct access to the harvest lets us offer models tailored for these uses. We prioritize traceability, so each inbound lot is tracked from grove to bag, minimizing guesswork for formula developers who need to verify non-GMO status or organic origin.
Any processor that has experimented with different walnut varieties knows that not every so-called “English” walnut on the market behaves the same. Years ago, we saw that suppliers often mixed Chandler, Serr, and Hartley seeds under one lot—leading to mismatched oil yields and variable flavor. Our teams made the choice to separate cultivars and avoid crossing seed lines, sticking only with Juglans regia from select origin regions. This maintains consistency for baking, snacking, milling, or pressing. With this attention to single-source product lines, we can back up our claims about nutrient profiles, allergen testing, and intended uses in a way mixed-lot traders struggle to match.
Field testing and customer feedback teach plenty about the importance of kernel integrity. Chefs say even a small proportion of shriveled or damaged kernels will sink a batch of nut butter or pastry cream. For oil processors, it takes extra labor to filter off-shell dust and tannin fragments, and every lost drop of oil eats into margins. We invested in mechanical sorting and manual picking to weed out poor specimens before they hit the pack line. Lab technicians also check peroxide values, moisture, and microbial counts for every outgoing lot. That vigilance means our English walnut seed is trusted by major nut butter brands and cold-press experts alike.
Starting with the food industry, kernels from our premium seed get roasted, ground, or pressed into oil. Whole food manufacturers count on the light, mildly sweet flavor that English varieties are famous for. In nut milks and butters, consistency is everything— customers notice rancid or off-flavor notes immediately, so only seed from properly cured and stored raw material works for these lines. Snack makers have different concerns: they care about visual appearance and crispness after roasting. We separate larger kernels for these customers and make sure the skin is intact and unblemished.
Supplement manufacturers in Europe and Asia increasingly look for walnut seed in capsule and powder form. They value the amino acid profile and alpha-linolenic acid (ALA) content, but regulations differ by country. Our production teams keep documentation for pesticide-free farming and organic cert confirmation, since this is now a prerequisite in many markets. Multiple supplement customers shared stories with us: batches sourced elsewhere produced too much dust during milling, or carried mold spores that triggered lost output. By tracking moisture levels at harvest and in transit, we’ve avoided these pitfalls and built a record of clean shipments, batch after batch.
In the cosmetics sector, product developers prize seed for both oil and as a gentle exfoliant. Cold-pressed English walnut oil gives a skin-friendly fatty acid profile, making popular night serums and hair treatments. For exfoliation, ground seed doesn’t scratch the way apricot shell or synthetic beads can. Customers developing microbead-free cleansers choose processed walnut seed from our plant. We mill and sieve to three defined particle sizes, letting R&D labs tweak scrub feel without overprocessing the kernel or shell.
Over many years in the seed business we’ve seen all sorts of walnut labeled as “English walnut,” yet not all companies deliver the actual expected performance or traceable sourcing. Many sellers push product that’s mixed from multiple origin countries, relying on bulk commodity streams and middleman traders. This kind of blending leads to confusion on handling characteristics—especially in food manufacturing and supplements, where traceability is a must for labeling and regulatory audits. We deal only with family-run and cooperative farms whose harvest we inspect and who meet our criteria for single-origin produce.
Another key difference is cleanliness. With experience, we learned that minor steps at the packing and cleaning stage have downstream effects on how food-safe and easy to process the seed is. Some sources cut corners, leaving micro-contamination or handling seed under humid conditions that promote mold. Our facility runs with regular microbial testing and rapid cooling post-harvest to lock in freshness and prevent spoilage. We’ve avoided common complaints—unexpected bitterness, strange odors, off-color kernels—by rigorous sortation, time-bound storage, and constant lab verification.
For nursery and breeding use, researchers ask about genetic purity and kernel uniformity. Only a handful of suppliers can answer these questions with documentation, and most bulk sellers can’t match specific strains to orchard management reports. We archive parent tree records, confirm genetic markers, and share these with tree crop customers who use our seed to breed blight-resistant stock or trial new orchard layouts. This creates a feedback loop: farmers tell us what traits matter, we adjust the sourcing to match, and performance improves with every season.
Serious buyers ask about more than just analytical specs—they want to know about our approach to ethics and responsible sourcing. Over half a decade of site visits and grove audits, we created a system for transparent documentation. Farms in our supply network follow certified best practices that support biodiversity, provide habitat buffers, and avoid excessive fertilizer or pesticide use. Unlike seed shipped through long-supply commodity chains, our English walnut seed travels directly from the orchard to our site with full traceability and support for regional growers.
Climate changes are already affecting walnut production worldwide. Because we work directly with producers, we stay informed about crop set, irrigation needs, and new pest pressures in real time. This agility allows us to support our growers through better orchard nutrition programs or leader tree selections, which keeps product quality up even as conditions shift. Many processors notice the difference in flavor and structure when seed comes from stressed, over-irrigated trees—the nuts feel spongy or faded on the palate. Our sourcing team monitors grove health closely and times harvest to maximize nutrient and oil levels, leading to more flavorful and stable product.
Waste reduction is another important practice. We repurpose broken kernel fragments for animal nutrition, use spent hulls for biomass, and channel premium shell grit into horticulture products. By controlling the whole supply line, we’ve kept food-grade seeds free from cross-contamination—and kept more of the valuable seed fit for human use. Customers in all industries comment on the impact of these waste-limiting measures, since it equals fewer recalls and better sustainability records for every downstream application.
Direct feedback loops between groves, processing, and large buyers allow us to continuously refine our product. Every year, processors in baking, oil, and confectionery markets send performance reports on texture, flavor, and yield. Crop input specialists and food chemists receive annual updates on kernel composition and allergen test scores. We hold advisory visits on grower sites, gather soil condition reports, and cross-reference these findings with lab results on the finished seed.
Sometimes this tells us we’re on track—other times it calls for change. For example, one season a spike in shell thickness prompted extra drying and shelling modifications on the packing line. Another season, higher-than-average rainfall triggered a shift in ventilation and quick-dry measures in our warehouses. We recognize that achieving prime quality every harvest means listening to data from both the field and downstream users. This direct link to the source keeps our standard high in ways resellers can’t replicate.
Food processors and packagers benefit from kernels that roast evenly and resist rancidy during shipping—a reflection of proper preservation and attentive culling at the start. Supplement and wellness brands receive seeds with certified farm origins, pesticide test reports, and nutrient verification reflecting true orchard management. Cosmetic marketers lean on cold-pressed oil with a mild aroma and non-irritating grind; microbiological screening keeps the final exfoliant batch pure, while keeping flavor-sensitive oil batches uncontaminated by fragrance or dust.
Tree nurseries and research programs need genetic lineage and vigor. We support their work with true-to-type seeds, reference archives, and shared orchard performance data to get future crops off to a strong start. Each lot is accompanied by reports on the parent trees, field histories, and—where available—marker-based verifications. This long view helps establish new cultivars, select disease resistance, and improve yield stability as climates and consumer tastes evolve.
Every harvest brings lessons. One persistent challenge is controlling transit and storage moisture. Too damp, and kernels develop off-flavors or lose resistance to spoilage; too dry, and they risk becoming brittle, shattering during cracking. Through trial and consultation with food safety experts, including real-world test shipments, we now routinely scan incoming seed with calibrated moisture meters and adjust curing protocols on the fly. This cuts down on post-harvest shrink and keeps every shipment in the optimal range for shelf life.
Traceability stays central. Increasing food safety requirements and demand for allergen management drove us to digitize tracking for every bag—barcode-based, chain-of-custody systems tie each lot back to a named farm and harvest date. This approach lets downstream users verify claims on packaging or respond to consumer questions with clarity, avoiding generic “country of origin” disclaimers or alphabet-letter coding that frustrates quality buyers.
Customer knowledge also shaped our current seed cleaning line. We used to see lots of cracked shells and variable coloration, triggering customer complaints for specific food colorings or premium bakery applications. An investment in multi-stage sorting and a switch in conveyor speeds made a visible difference. As a manufacturer, this kind of change pays out with lower batch rejection rates, higher customer loyalty, and less time troubleshooting avoidable process quirks.
Direct supply means we aren’t just moving product, but continually tuning process to match real needs. We hold annual meetings with key processors to review kernel test results and packaging outcomes, soliciting both high-level and granular input. New investments reflect both customer demand and internal review. When requests for lower-dust, pre-crushed seed increased in the body care sector, we installed a specialty mill and worked out a cleaning step to ensure cosmetic lots didn’t pick up food-flavor carryover. Decisions run on practical experiments, not marketing spin.
Agricultural research partnerships also drive our improvements. Working with local universities and crop science institutes, we periodically test new harvesting techniques, irrigation strategies, and disease screening. These efforts produce actionable insights for both food and nonfood buyers, leading to tweaks in field management practices and better plant health downstream. Emerging trends—like regenerative orchard techniques or low-water rootstock selections—often show up in future lots, helping buyers hit sustainability targets alongside performance goals.
We remain reachable for detailed questions, third-party testing, or audit reviews. That level of access and openness isn’t standard everywhere in the seed supply world, but our long-term partners acknowledge the return on this investment, time after time.
For those who require English walnut seed that performs under real-world conditions, the difference starts at the source and follows the product through every step of cleaning, sorting, and delivery. Farmers, packers, processors, and manufacturers all play a part. Here, decisions are based on direct experience—from orchard trials to processing floor setbacks, through freight and storage lessons, to the feedback we get from end-users running the product through their exacting equipment.
By controlling every link in the chain, listening to our partners, and investing in smarter process, we continue to shape what English walnut seed can deliver. In food, supplements, cosmetics, and orchards, a well-handled, honestly sourced seed makes a difference in both daily operations and in the credibility of finished products. This expertise sets the standard by which the rest are measured.