PR 63 A 90
ActiveHelianthus annuus L. · Sunflower
Soper, John
Helianthus annuus L. Sunflower · Agricultural · bred by PIONEER OVERSEAS CORPORATION
also searched as: п64лп170
10 August 2026
The hybrid belongs to the mid-ripening or mid-early group with a vegetation period of 110–120 days. The plant is characterized by high growth and high resistance to lodging. The thousand kernel weight is about 72 g.
The variety possesses high resistance to broomrape (races A–G + System II). It shows good tolerance to Phomopsis, white rot, Verticillium wilt and downy mildew, while under conditions of active rust spread, additional fungicide treatment may be required.
The hybrid is adapted for cultivation in various moisture zones. The recommended plant density at harvest is 50–55 thousand plants/ha under sufficient moisture and 45–50 thousand plants/ha under insufficient moisture.
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Variety registered as early as 1 jurisdiction, data for which we do not publish: their registry licenses have not yet been verified.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.
№ 217290
№ XF18611
№ 220R166
№ 20039031
№ 320-04-1317/2021-11
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
The directory replicates the primary source. If an entry differs from the official publication, please specify the discrepancy and provide a link if possible. Corrections are added to the moderation queue.
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Same species
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PIONEER OVERSEAS CORPORATION
Helianthus annuus L. · Sunflower
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Helianthus annuus L. · Sunflower
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Nearby in the species list P64LL82, P64LL84, P64LL85, P64LL87, P64LL91, P64LL92, P64LLI38, P64LP130, P64lp146, P64lp169, P64LP180, P64LP190, P64LP194, P64LP196, P64LP210, P64lp271, P64lp273, P64lp430, P64LP464, P64LP649