PR 63 A 90
ActiveHelianthus annuus L. · Sunflower
Soper, John
Helianthus annuus L. Sunflower · Agricultural · bred by Mizernyi Oleksandr Oleksandrovych, Petukh Petro Prokopovych,
also searched as: меркурии
10 August 2026
The hybrid is early-maturing; the period from emergence to ripening is 80–85 days. Plant height varies from 170 to 185 cm.
Morphologically, it is a three-line hybrid. Plants have green leaves without anthocyanin coloration and medium to large heads that are slightly tilted downward.
The oil content in the seeds averages 46.3%. The hybrid is adapted to the conditions of the North Caucasus, Central Black Earth, and Lower Volga regions.
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.
№ 11017153
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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