PR 63 A 90
ActiveHelianthus annuus L. · Sunflower
Soper, John
Helianthus annuus L. Sunflower · Agricultural · bred by Syngenta Crop Protection AG, CH
also searched as: тристан
10 August 2026
The plant reaches a height of 140–170 cm; branching is absent. The leaf is medium-sized, green, with weak blistering; pubescence of the upper part of the stem is strong. The ray floret is narrowly ovate in shape, yellow in color; the disc floret is orange.
The hybrid possesses high lodging resistance and medium drought tolerance. It is distinguished by high tolerance to Phoma, Phomopsis, Sclerotinia, and Botrytis, and is resistant to broomrape races A–E. It belongs to the extensive type with low responsiveness to the agronomic background.
Direction of use is oilseed; oil content is 48–50%. Cultivation technology involves the use of the Clearfield system, which allows the use of corresponding herbicides for the control of weeds and parasites.
6 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Variety registered as early as 2 jurisdictions, data for which we do not publish: their registry licenses have not yet been verified.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.
№ 218146
№ 07017042
№ 49115
№ 20070401
№ 0281990
№ 2245/80
№ 108R237
Records are sourced from official registry publications. Data sources and legal status
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S.I.G.C.O. RESEARCH Inc. (US)
Nearby in the species list Tribuno, Trident, Trident (C), Trielene, TRIENS, Trina, Trinita, Trinity, Trio 917, Tripoli, TRISUN, Trisun 848, Trisun 849, TRISUN 849 A, Trisun 852, Trisun 853, Trisun 856, Trisun 860, Trisun 870, Triumf