PR 63 A 90
ActiveHelianthus annuus L. · Sunflower
Soper, John
Helianthus annuus L. Sunflower · Agricultural · bred by Remy ROUANET
also searched as: лг 50662
10 August 2026
The hybrid belongs to the mid-early maturity group. The plant reaches an average height of about 170 cm. The head diameter averages 16.8 cm, and the thousand kernel weight is 62 g.
The plant possesses high lodging resistance and cold tolerance. The hybrid demonstrates tolerance to Phomopsis, white rot, charcoal rot, dry rot, and Phoma, as well as resistance to Orobanche races A-E.
Recommended for cultivation using semi-intensive technologies in the conditions of the Forest-Steppe, Polissia, and the northern part of the Steppe.
6 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Variety registered as early as 2 jurisdictions, data for which we do not publish: their registry licenses have not yet been verified.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 LHA366/132 (LG50662)
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.
№ 216272
№ 017487_A 017487
№ 216R179
№ 17039088
№ 320-04-594/2018-11
№ 458940
№ 0284627
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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Nearby in the species list LG 50270, LG 50300, LG 50480, LG 50510, LG 50514, LG 50521 CLP, LG 50534, LG 50549 SX, LG 50585, LG 50635 CLP, LG 50689 SX, LG 50797, LG 50797 CLP, LG 53.85, LG 5370, LG 5377, LG 5380, LG 5380 M, LG 5381, LG 5385 PR