PR 63 A 90
ActiveHelianthus annuus L. · Sunflower
Soper, John
Helianthus annuus L. Sunflower · Agricultural · bred by Remy ROUANET
also searched as: лг5631 кл
10 August 2026
The hybrid is mid-early and intended for the Clearfield Plus production system; it also belongs to the Suneo technology. The plant height is about 160 cm, the head diameter is 17 cm. The thousand kernel weight reaches 71 g with an oil content of up to 48%.
The variety possesses high resistance to seven races of broomrape (A–G) and new races of downy mildew. The plant is tolerant to Phoma and Phomopsis, and resistant to white mold, charcoal rot, and dry rot. The hybrid is distinguished by high drought tolerance, resistance to lodging, tolerates spring cold snaps, and possesses high initial growth vigor.
The yield potential of the hybrid is up to 45 c/ha. Recommended for cultivation in fields infested with broomrape, using intensive cultivation technologies.
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Variety registered as early as 1 jurisdiction, data for which we do not publish: their registry licenses have not yet been verified.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.
breeder code LHA3354/12K
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.
№ A15508
№ 216434
№ 212R184
№ 12017185
№ 0283294
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 LG5603CL, LG5604HO, LG5607 CL, LG5612 CL, LG5617, LG5619HO, LG5620HO, LG5625, LG5627, LG5631, LG5636 HO, LG5637 CLP, LG5639, LG5643 CL, LG5646 CL, LG5647HO CL, LG5649 FR, LG5649HO, LG5650, LG5650HO