PR 63 A 90
ActiveHelianthus annuus L. · Sunflower
Soper, John
Helianthus annuus L. Sunflower · Agricultural · bred by NUSEED EUROPE
also searched as: н4х302 е
10 August 2026
The hybrid was developed by backcrossing lines carrying the high-oleic trait with elite breeding lines. The plants have a height of 150–175 cm, a strong stem, a powerful root system, and good germination energy. The head is characterized by proper positioning, which ensures protection from sunburn.
The ripening period is 100–105 days. The oil content of the seeds varies in the range of 43–51%, the oleic acid content often exceeds 88–90%. The hybrid possesses tolerance to Phomopsis and white rot at a level of 7 points out of 9.
The recommended planting density at the time of harvest is 50–60 thousand plants per hectare. The variety is adapted for cultivation in various climatic zones.
5 jurisdictions
Green indicates countries where the variety is listed in the national catalogue and its seeds are authorized for sale. Expired registrations are marked separately: the variety was previously admitted, but sale is no longer permitted.
breeder code N4H302E
A single variety may be registered in different countries under different names. All records are consolidated into one profile based on the breeder's code—an internal number that is identical for the variety across all registries.
The primary name shown is the one under which the variety is registered in the largest number of jurisdictions. Search finds the variety by any of its names.
The variety is listed in the national registry — its seeds are authorized for sale in this country.
№ 216889
№ N4H302E
№ 18039069
№ 020020_A 020020
The right is granted for a limited term: propagation of the variety requires a license from the rights holder.
Records are sourced from official registry publications. Data sources and legal status
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NUSEED EUROPE
Nearby in the species list N215A, N226 V, N23R, N44 R, N4H101CL, N4H134 E, N4h161 Cl, N4H202 E, N4H205 E, N4h276 Cl, N4h309 E, N4H337 E, N4H342 CLP, N4H347 CL, N4H402 E, N4H403CL, N4H404 CL, N4H407 CL, N4H412CL, N4h413 Cl