Classification
Product TypeRaw Material
Product FormDried seed
Industry PositionPrimary Agricultural Product
Raw Material
Market
Evening primrose seed in the United States is a niche botanical oilseed mainly used as an input for pressing into evening primrose oil for dietary supplement, cosmetic, and specialty ingredient applications. Compared with major U.S. oilseeds, market transparency and standardized public reporting for this specific seed are limited, so market sizing typically requires HS-code and industry validation. Imports (when used) and interstate shipments are sensitive to U.S. plant health controls for seeds and to documentation accuracy at entry. Buyer requirements commonly emphasize botanical identity, cleanliness (including foreign matter/weed-seed control), and dry storage integrity to protect oil quality.
Market RoleDomestic consumer market with niche production and supplemental imports
Domestic RoleInput seed for domestic extraction/processing into evening primrose oil and related specialty ingredient supply chains
Specification
Primary VarietyOenothera biennis (common evening primrose)
Physical Attributes- Buyer specifications typically focus on clean, dry seed lots with controlled foreign matter and minimal weed-seed contamination risk.
Supply Chain
Value Chain- Harvest/collection → cleaning (foreign matter/weed-seed control) → drying → bag/bulk storage → domestic shipment or import entry → crushing/pressing (downstream) → oil refining (downstream)
Temperature- Typically handled under ambient conditions with emphasis on keeping seed lots dry and protected from heat to reduce quality loss.
Shelf Life- Quality is sensitive to moisture uptake and oxidative rancidity risk; storage and transit practices that limit heat/moisture exposure reduce losses.
Freight IntensityMedium
Transport ModeMultimodal
Risks
Regulatory Compliance HighFor imported evening primrose seed entering the U.S., noncompliance with USDA APHIS plant health requirements (including issues such as regulated weed-seed/contaminant findings or missing required authorizations/certificates) can trigger port holds, treatment, re-export, or refusal, disrupting supply.Pre-confirm APHIS import requirements by intended use and origin, implement pre-shipment cleaning/weed-seed controls, and align documentation (product description, intended use, HS classification) across all entry records.
Product Integrity MediumBotanical seed supply chains can face misidentification or mixed-lot risk, creating downstream quality failures for oil extraction and supplement/cosmetic uses and increasing dispute/recall exposure.Require lot-level identity and quality documentation (COA) and verify botanical identity via appropriate testing and supplier qualification.
Logistics MediumMoisture uptake and heat exposure during transit/storage can degrade oil-bearing seeds (quality loss and rancidity risk), leading to rejected lots and higher landed-cost volatility for specialty shipments.Use moisture-protective packaging and handling SOPs, set clear moisture/foreign-matter specs, and prioritize dry container practices and controlled storage conditions.
Sustainability- Traceability of specialty botanical seed sourcing (cultivated vs. wild collection) to support sustainability and claims integrity in U.S. supplement/cosmetic channels.
Labor & Social- U.S. agricultural labor compliance (worker safety, wage and hour practices) can be a buyer-audit topic for specialty crop and botanical supply chains.
FAQ
What is the biggest U.S. border risk for imported evening primrose seed shipments?The biggest risk is noncompliance with USDA APHIS plant health requirements for seeds (including findings like regulated weed-seed contamination or missing required authorizations/certificates), which can result in port holds, treatment, re-export, or refusal.
Which documents are commonly needed to clear evening primrose seed through U.S. import entry?Common documents include a commercial invoice, packing list, and CBP import entry filing documentation. Depending on the shipment’s intended use and origin, USDA APHIS permits/authorizations and a phytosanitary certificate may be required, and FDA Prior Notice applies when the seed is imported as food for human or animal consumption.
When does FDA Prior Notice matter for evening primrose seed shipments into the U.S.?FDA Prior Notice matters when the shipment is imported as food for human or animal consumption, in which case the importer must follow FDA’s import and prior-notice requirements in addition to customs entry steps.