PR 63 A 90
ActiveHelianthus annuus L. · Sunflower
Soper, John
Helianthus annuus L. Sunflower · Agricultural · bred by Sadik El Sayed
also searched as: п 64лп140
10 August 2026
The hybrid belongs to the mid-maturing group, the growing season is 116–121 days. The plant does not branch, has dark green leaves with medium blistering and yellow ray florets. The thousand kernel weight is about 58.6 g, oil content is about 50.2%. The yield in the North Caucasus region of the Russian Federation averaged 24.3 c/ha with a maximum of 41.4 c/ha.
The hybrid possesses resistance to broomrape races A-G and a number of diseases, including downy mildew and rust, while susceptibility to white rot and weak susceptibility to gray and dry rots were noted. The variety is characterized by high resistance to lodging and drought. Cultivation requires the use of Clearfield Plus technology for weed control.
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.
Variety registered as early as 2 jurisdictions, data for which we do not publish: their registry licenses have not yet been verified. This section will be available upon verification.
breeder code XF16611 (KhF16611)
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.
№ 217288
№ XF16611
№ 16039032
№ 20160316
№ 320-04-833/2019-11
№ 0284638
The right is granted for a limited term: propagation of the variety requires a license from the rights holder.
More 1 record protections in other jurisdictions are shown on the map above.
Records are sourced from official registry publications. Data sources and legal status
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Nearby in the species list P 63 LL 40, P 64 HE 118, P 64 HH 106, P 64 LC 108, P 64 LE 121, P 64 LE 19, P 64 LE 25, P 64 LE 99, P 64 LL 125, P 64 LL 41, P 8, P-97-1402, P157R, P15IW2J, P2097R, P211R, P330/98, P427R, P469JPO, P62HH194