PR 63 A 90
ActiveHelianthus annuus L. · Sunflower
Soper, John
Helianthus annuus L. Sunflower · Agricultural · bred by Remy ROUANET
also searched as: лг 5662
10 August 2026
The hybrid belongs to the mid-maturing oilseed type with an oil content of 47–49% and an average thousand kernel weight of 70–73 g. The plant is characterized as medium-tall, reaching a height of about 147 cm, and possesses high resistance to lodging.
The crop exhibits genetic resistance to Orobanche cumana races A–G and new races of downy mildew, and is tolerant to Phoma, Phomopsis, Sclerotinia, charcoal rot, and dry rot. It is distinguished by high drought tolerance and cold hardiness.
Intended for classical cultivation technology with a recommendation for early sowing dates. The recommended density at harvest time is 55–60 thousand plants per hectare in zones with sufficient moisture and 45–55 thousand plants in zones with insufficient moisture.
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Variety registered as early as 2 jurisdictions, data for which we do not publish: their registry licenses have not yet been verified.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 LHA451/11J
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.
№ 216462
№ 010535_A 010535
№ 1016694
№ 210R430
№ 56910
№ 11017105
№ 320-04-394/2012-11
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 5628, LG 5629, LG 5633 CL, LG 5638, LG 5641, LG 5642, LG 5648 CL, LG 5651, LG 5654 CL, LG 5661CL, LG 5668, LG 5669 CL, LG 5670 M, LG 5675, LG 5680 M, LG 58561 CL, LG 59580, LG 71234 A, LG 71234 IA, LG R06