PR 63 A 90
ActiveHelianthus annuus L. · Sunflower
Soper, John
Helianthus annuus L. Sunflower · Agricultural · bred by Tovarystvo z obmezhenoiu vidpovidalnistiu «IEvrosem»
also searched as: ис про 521
10 August 2026
The hybrid belongs to the mid-early maturity group with a vegetation period of 103–105 days. The plant reaches a height of 165–175 cm, has a strong stem and a semi-pendant head. The yield potential is up to 5.5 t/ha with an oil content in seeds of 49–51%.
The variety is intended for cultivation using Clearfield and Sumo technologies. It possesses complex resistance to downy mildew, white rot, charcoal rot, dry rot, Fusarium, as well as to 7 races of broomrape (A–G). It is characterized by high drought tolerance, lodging resistance, and moderate cold tolerance.
1 jurisdiction
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.
№ 24039060
The right is granted for a limited term: propagation of the variety requires a license from the rights holder.
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