PR 63 A 90
ActiveHelianthus annuus L. · Sunflower
Soper, John
Helianthus annuus L. Sunflower · Agricultural · bred by PIONEER OVERSEAS CORPORATION
also searched as: пр 62 а 91
10 August 2026
The hybrid belongs to the early-maturing group, its average vegetation period is 107 days. The plant is short, height usually varies from 105 to 125 cm, but can reach 160 cm under certain growing conditions. The head has a large size and convex shape; a high growth rate is noted at initial stages of development.
The variety possesses high resistance to lodging and broomrape races A–E, as well as tolerance to Phomopsis, white rot, and gray rot. The oil content in seeds averages 48.8%, reaching 50.9%. The hybrid belongs to the linoleic subgroup and, due to early maturation dates, is suitable for northern regions.
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.
Variety registered as early as 2 jurisdictions, data for which we do not publish: their registry licenses have not yet been verified.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 xf202
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.
№ 00017017
№ 34841
№ 85/53
№ 85/57
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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Same species
Helianthus annuus L. · Sunflower
Soper, John
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Tovarystvo z obmezhenoiu vidpovidalnistiu "Ahronasinniaprom"
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INSTITUT NATIONAL DE LA RECHERCHE AGRONOMIQUE, FR
Helianthus annuus L. · Sunflower
PIONEER OVERSEAS CORPORATION US
Nearby in the species list Postup, Potter CLP, Potuzhnyi, POWERSUN, PP 01, PP 02, PP 03, PP 04, PP 05, PR 56, PR 63 A 86, PR 63 A 90, PR 63 G 40, PR 63 G 50, PR 63 K 83, PR 6338, PR 63A51, PR 64 A 15, PR 64 A 63, PR 64 A 89