PR 63 A 90
ActiveHelianthus annuus L. · Sunflower
Soper, John
Helianthus annuus L. Sunflower · Agricultural · bred by NORTH AMERICAN PLANT BREEDERS
also searched as: сиерра
10 August 2026
The Sierra hybrid is a high-oil variety with high oleic acid content. It is characterized by high yield, well-filled seed, and disease resistance, maintaining plant viability until the end of the growing season.
The AC Sierra variety is an open-pollinated dwarf plant. It is adapted for organic farming conditions and has specific agronomic requirements, in particular, regarding seed planting depth, which should not exceed 3 inches.
4 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.
Variety registered as early as 3 jurisdictions, data for which we do not publish: their registry licenses have not yet been verified. This section will be available upon verification.
The variety is listed in the national registry — its seeds are authorized for sale in this country.
№ 85/9
№ 217895
№ A15451
№ 19990400
№ 009600
№ 59914
Records are sourced from official registry publications. Data sources and legal status
The directory replicates the primary source. If an entry differs from the official publication, please specify the discrepancy and provide a link if possible. Corrections are added to the moderation queue.
This is a directory, not an official registry: data is based on public disclosures and may have changed. More about sources
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Nearby in the species list ShTKh-12003, ShTKh-12005, Shumer, Siaivo, Siberil, Sibona, Sibson, Sideral, Sidra, Sienne, Sigma, Sigmasol, Siiena, Sikllos CL, Siklos CL, Sila, Silena, Silene, SILF2523A, Sillouet