PR 63 A 90
ActiveHelianthus annuus L. · Sunflower
Soper, John
10 August 2026
The hybrid is mid-maturing and belongs to the simple type. Plant height varies from 160 to 180 cm, and head diameter is 17–21 cm. The oil content in seeds reaches 43–55%.
Cultivation technology involves using the Clearfield system for weed control. The hybrid possesses high drought tolerance, heat tolerance, and lodging resistance.
The plant is resistant to broomrape races A–F and possesses tolerance to phomopsis, phoma, downy mildew, white rot, and gray rot. High resistance to powdery mildew is noted, as well as moderate resistance to stem blackening and brown-gray leaf spot.
6 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Variety registered as early as 1 jurisdiction, data for which we do not publish: their registry licenses have not yet been verified.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.
№ KHB8611
№ 216061
№ 218R136
№ 18039052
№ 019818_A 019818
№ 320-04-1098/2019-11
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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Nearby in the species list KW 5355, KW 5407, KW 6503, KW 7504, KW 7505, KWS Acer CL, KWS Acer CLP, KWS Achilles CLP, KWS Ademes SU, KWS Ambition, KWS Apache CL, KWS Astores CL, KWS Ateris, KWS Augustes CL, KWS Avantes, KWS Aventines, KWS Cesares CL, KWS Danieles CL, KWS Dantes, KWS Dragon