PR 63 A 90
ActiveHelianthus annuus L. · Sunflower
Soper, John
Helianthus annuus L. Sunflower · Agricultural · bred by DOW AgroSciences
also searched as: 8х463кл
10 August 2026
Mid-maturing hybrid with a vegetation period of 115–125 days. The plant is medium height, with a strong stem, a powerful root system, and a semi-inclined medium-sized head. Possesses high initial growth energy and good suitability for self-pollination.
The hybrid is resistant to Phomopsis, rust, Verticillium wilt, white rot, and broomrape infection (5 races). Suitable for the Clearfield production system, which ensures resistance to imidazolinone herbicides. It belongs to the high-oleic type with an oleic acid content of up to 85% and high oil content indicators.
Recommended plant density at the time of harvest is from 45–55 thousand plants/ha under arid conditions to 55–65 thousand plants/ha under optimal growing conditions.
2 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.
The variety is listed in the national registry — its seeds are authorized for sale in this country.
№ 214588
№ 014315_A 014315
Records are sourced from official registry publications. Data sources and legal status
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Nearby in the species list 8H270cldm, 8H288cldm, 8H288CPDM, 8h288dm, 8H341cldm, 8h350dm, 8H358CL, 8H412cpdm, 8H449cldm, 8H457CPDM, 8H467dm, 8H507CL, 8H524, 8H536DM, 8H540CP, 8H559CL, 8H570CL, 8H581CLDM, 8Kh288KPDM, 8Kh449KLDM