PR 63 A 90
ActiveHelianthus annuus L. · Sunflower
Soper, John
10 August 2026
The hybrid belongs to the early to medium-early maturity group. The plant is medium-tall, with an average height of 150–165 cm. The average head diameter reaches 17 cm, with an average thousand kernel weight of 65 g.
The plant has good resistance to lodging, drought, and cold. The hybrid shows high tolerance to Phomopsis, white rot of roots and heads, Phoma, and charcoal rot. It has resistance to broomrape races A–F.
The hybrid's produce is distinguished by a high oil content and stable oleic acid levels, making it suitable for high-oleic oil production.
The variety is listed in the national registry — its seeds are authorized for sale in this country.
№ 216353
Records are sourced from official registry publications. Data sources and legal status
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Nearby in the species list LG5446, LG5449, LG5451 HO CL, LG5456, LG5458HO, LG5461 CLP, LG5464, LG5468HO, LG5470HO, LG5471HO CP, LG5475HO CL, LG5475HO CLP, LG5475HO CP, LG5479HO, LG5483, LG5490B, LG5492 HO CL, LG5497, LG5499, LG5502