PR 63 A 90
ActiveHelianthus annuus L. · Sunflower
Soper, John
10 August 2026
The hybrid is characterized by a vegetation period of 116 to 125 days and a plant height of 170–180 cm. During the ripening period, the stem and head acquire a light yellow shade. Plants are distinguished by initial growth vigor, seed oil content reaches 49%.
The variety possesses resistance to five races of broomrape (A–E) and high tolerance to major diseases, including phomopsis, sclerotinia, downy mildew, and rust. Adapted to various soil types, recommended for cultivation in the Forest-Steppe, Northern and Central Steppe zones with a stand density of 35–50 thousand plants per hectare.
The variety is listed in the national registry — its seeds are authorized for sale in this country.
№ 216927
Records are sourced from official registry publications. Data sources and legal status
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Syngenta Crop Protection AG, Seeds Division, CH
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Nearby in the species list Ninja, Niola, Nisiro, Nistru, Niva, Nizhnist, NK 1242, NK 1299, NK 1539, NK Adagio, NK Alego, NK Amori, NK Armoni, NK Astri, NK Astri Oleic, NK Bonita, NK Brio, NK Califa, NK Camen, NK Countri