PR 63 A 90
ActiveHelianthus annuus L. · Sunflower
Soper, John
Helianthus annuus L. Sunflower · Agricultural · bred by Syngenta Crop Protection AG Seeds Divison
also searched as: си неостар клп
10 August 2026
The hybrid belongs to the linoleic type, with a vegetation period of 106–115 days. Plant height varies from 150 to 170 cm. The thousand kernel weight is approximately 53.9 g, and the oil content in the seeds reaches 48–51%.
The plant possesses high initial growth vigor and resistance to root lodging. It exhibits high tolerance to Phomopsis, Sclerotinia, and Phoma. The hybrid is adapted to high levels of agronomic management and arid conditions; a stand density of 45–60 thousand plants per hectare is recommended.
7 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Variety registered as early as 2 jurisdictions, data for which we do not publish: their registry licenses have not yet been verified.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.
The variety is listed in the national registry — its seeds are authorized for sale in this country.
№ 217784
№ NX32234
№ 015574_A 015574
№ 213R269
№ 61967
№ 13039039
№ 0283282
№ 32397
Records are sourced from official registry publications. Data sources and legal status
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Nearby in the species list SY Marquis, SY Medina, SY Michigan CLP, SY Molto, SY Morison, SY Mulano AR, SY Neapolis, SY Nebraska, SY Neoma CLP, SY Neostar, SY Nerida AR, SY Nexus CLP, SY Octavio, SY Odessa CLP, SY Olisto, SY Onestar CLP, SY Otello, SY Palacio, SY Paladium, SY Paradi