PR 63 A 90
ActiveHelianthus annuus L. · Sunflower
Soper, John
Helianthus annuus L. Sunflower · Agricultural · bred by LIMAGRAIN VERNEUIL HOLDING S.A.
also searched as: лг 5543 кл
10 August 2026
The hybrid belongs to the mid-early maturity group. The plant reaches a height of about 152 cm, the head diameter is 16–18 cm, and the thousand kernel weight varies from 72 to 114 g. The oil content in the seeds reaches 48–52%. The crop is characterized by high initial growth vigor and lodging resistance.
The plant possesses genetic resistance to Clearfield system herbicides and broomrape races A–E. The hybrid is tolerant to downy mildew, phoma, phomopsis, as well as white, charcoal, and dry rot. It is distinguished by high drought tolerance and cold hardiness.
When cultivating, the recommended density at the time of harvest is up to 55 thousand plants/ha in zones with sufficient moisture and 45–50 thousand plants/ha 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Variety registered as early as 3 jurisdictions, data for which we do not publish: their registry licenses have not yet been verified.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 M61032
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.
№ 216394
№ LG5543 CL
№ 2256/82
№ 108R274
№ 50816
№ 08017072
№ 0282158
№ 012533_A 012533
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
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.
This is a directory, not an official registry: data is based on public disclosures and may have changed. More about sources
Same species
Helianthus annuus L. · Sunflower
Soper, John
Helianthus annuus L. · Sunflower
Revol Benoit
Helianthus annuus L. · Sunflower
Oliv"ie Ladsus
Helianthus annuus L. · Sunflower
LIMAGRAIN VERNEUIL HOLDING S.A.
Helianthus annuus L. · Sunflower
Remy ROUANET
Helianthus annuus L. · Sunflower
LIMAGRAIN VERNEUIL HOLDING S.A.
Nearby in the species list LG 55.23, LG 55.75 CL, LG 55.80, LG 55.86, LG 5518HO, LG 5525, LG 5537 HO, LG 5539, LG 5540, LG 5542 CL, LG 5544, LG 5550, LG 5555 CLP, LG 5557HO, LG 5559, LG 5560, LG 5585, LG 5590, LG 56.08 CL, LG 56.10