PR 63 A 90
ActiveHelianthus annuus L. · Sunflower
Soper, John
Helianthus annuus L. Sunflower · Agricultural · bred by Tuson Jean-Mark
also searched as: лг 56 65 м
10 August 2026
The hybrid belongs to the mid-season or mid-late maturity group. The plant is medium-tall, reaching a height of 145–150 cm. The head has an average diameter of about 15.6 cm, the thousand kernel weight is about 73 g. The achenes are characterized by a light color with stripes.
The oil content in the seeds is 48–50%; under favorable conditions, the indicator reaches 52%. The hybrid is resistant to broomrape races A–E and downy mildew, and also shows tolerance to phoma, phomopsis, white head rot, charcoal rot, and dry rot.
The plant possesses high lodging resistance, drought tolerance, and cold hardiness, which allows for the use of early sowing dates. The recommended plant density at harvest is 50,000–60,000 plants per hectare, depending on the moisture level of the cultivation zone.
9 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Variety registered as early as 3 jurisdictions, data for which we do not publish: their registry licenses have not yet been verified.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 LHA451/11
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.
№ A15032
№ 216465
№ 008071_A 008071
№ 1007471
№ 39611
№ 103R188
№ 1001747
№ 0281230
№ 02017021
№ 735/28
№ 320-04-1371/2017-11
Records are sourced from official registry publications. Data sources and legal status
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Nearby in the species list LG 56.32, LG 56.34, LG 56.35, LG 56.45, LG 56.49, LG 56.55, LG 56.58 CL, LG 56.60, LG 56.63 CL, LG 56.65, LG 56.67, LG 56.71 CL, LG 56.80, LG 5605, LG 5624 M, LG 5626 HO, LG 5628, LG 5629, LG 5633 CL, LG 5638