PR 63 A 90
ActiveHelianthus annuus L. · Sunflower
Soper, John
Helianthus annuus L. Sunflower · Agricultural · bred by SYNGENTA FRANCE S.A.S.
also searched as: си арко
10 August 2026
SY Arco is a simple hybrid obtained by the classical breeding method using lines FS73050 and RD502001P. The plant is characterized by a medium-sized head (about 17 cm), black narrow-ovate seeds, and a stem height of 90 to 170 cm. The oil content of the seeds is 48–51%, potential yield — up to 4.0–5.0 t/ha.
The hybrid possesses high resistance to rust, genetic resistance to broomrape races A–F (or A–G), as well as tolerance to Phomopsis, white rot, and downy mildew. The variety exhibits high initial growth vigor, heat and drought tolerance, and is suitable for cultivation using classical technology.
5 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Variety registered as early as 1 jurisdiction, data for which we do not publish: their registry licenses have not yet been verified.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.
№ 217708
№ 64897
№ 20140342
№ 15009
№ 17039006
Records are sourced from official registry publications. Data sources and legal status
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Nearby in the species list SY Adriano, SY Aikido CLP, Sy Almagro, SY Alpica, SY Altano, SY Amadeus, SY Amarelo, SY Amazonia, SY Amedeo, SY Amisma, SY Argona, SY Arisona, SY Arpegio, SY Asperio CLP, SY Atilio CLP, SY ATLET CLP, SY Avenger, SY Aviz, SY Aztek, SY Bacardi CLP