PR 63 A 90
ActiveHelianthus annuus L. · Sunflower
Soper, John
Helianthus annuus L. Sunflower · Agricultural · bred by Pannar Seed Ltd (GB)
also searched as: ф 505 б
11 August 2026
The hybrid Н4Х505 КЛ (N 4 H 505 CL) belongs to the mid-season maturity group. Plant height is 165–180 cm.
The plant possesses high resistance to drought, lodging, and infestation by Orobanche races A–E. The hybrid is suitable for cultivation using Clearfield technology with the application of the herbicide Euro-Lightning.
The oil content of the hybrid is 50–53%, and the oleic acid content reaches 90%.
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 right is granted for a limited term: propagation of the variety requires a license from the rights holder.
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Same species
Helianthus annuus L. · Sunflower
Soper, John
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Revol Benoit
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Oliv"ie Ladsus
Helianthus annuus L. · Sunflower
Pioneer Hi-Bred International Inc., USA
Helianthus annuus L. · Sunflower
Pannar Seed Ltd (GB)
Helianthus annuus L. · Sunflower
Pioneer Hi-Bred International Inc., USA
Nearby in the species list PGT 402, PH 1015 A, PH 1023 A, PH 1023 B, PH 1024 A, PH 1024 B, PH 5000 R, PH 5004 R, PH 5016 R, PH 505 A, PH 5057 R, PH 510B, PH 536B, PH 552B, PH-BC-1-167, PH-BC-1-40, PH-BC -1-74, PH BC 174PR, PH BC 2 67, PH-BC-2-91