PR 63 A 90
ActiveHelianthus annuus L. · Sunflower
Soper, John
Helianthus annuus L. Sunflower · Agricultural · bred by Bushulian Oleh Volodymyrovych, Shatsman Dmytro Oleksandrovych,
also searched as: ес старк
10 August 2026
The hybrid belongs to the mid-early maturity group, with a vegetation period of 105–112 days. The plant reaches a height of 165–195 cm depending on the agro-climatic conditions of cultivation.
The variety possesses high resistance to seven races of broomrape, downy mildew, phomopsis, septoria, rust, as well as white and charcoal rot. It is characterized by drought tolerance and cold hardiness.
The oil content of the seeds is 51–53%. The yield potential of the hybrid reaches 5.5 t/ha.
1 jurisdiction
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.
The variety is listed in the national registry — its seeds are authorized for sale in this country.
№ 22039011
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 YeS Avalon, YeS Bonum, YeS Bravus, YeS Dikson, YeS Fortem, YeS Khardi, YeS Ortus, YeS Pehas, YeS Primum, YeS Solis, YeS Tor, Yevro, Yevropa, YF405, YF408, YI815, YMY-AB-12, YMY-AB-24, Yoko, Yoron