PR 63 A 90
ActiveHelianthus annuus L. · Sunflower
Soper, John
Helianthus annuus L. Sunflower · Agricultural · bred by Limagrain Verneuil Holding (FR)
also searched as: лг 55 80
10 August 2026
The hybrid is mid-early, with a vegetation period of 109–115 days. The plant is medium-tall, reaching a height of about 155 cm, and the head diameter is 15.9 cm. The thousand kernel weight is about 73 g, and the oil content reaches 48–52%. The stem is characterized by lodging resistance.
The plant possesses high initial growth vigor, cold tolerance, and drought tolerance. The variety shows high resistance to seven races of broomrape (A–G) and new races of downy mildew. It has tolerance to Phoma, Phomopsis, white rot, dry rot, and charcoal rot.
The hybrid is intended for conventional cultivation technology. The optimal plant density at the time of harvest is up to 55 thousand plants per hectare in zones with sufficient moisture and 45–50 thousand plants per hectare 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Variety registered as early as 4 jurisdictions, data for which we do not publish: their registry licenses have not yet been verified.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 T50001
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.
№ 216413
№ LG5580
№ 011625_A 011625
№ 2255/82
№ 108R336
№ 50815
№ 08017071
№ 0282157
№ 320-04-293/2010-11
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 5454, Lg 5455, LG 5463 CL, LG 5474HO, LG 5476, LG 5478, LG 5485, LG 55.16, LG 55.23, LG 55.75 CL, LG 55.86, LG 5518HO, LG 5525, LG 5537 HO, LG 5539, LG 5540, LG 5542 CL, LG 5543 CL, LG 5544, LG 5550