PR 63 A 90
ActiveHelianthus annuus L. · Sunflower
Soper, John
Helianthus annuus L. Sunflower · Agricultural · bred by APSOVSEMENTI S.P.A.
also searched as: арго
10 August 2026
The Argo IMI hybrid is a plant of the mid-late maturity group with a tall stem and a large-sized head. The achenes have a medium-high mass, and the oil content is characterized as good.
The plant possesses resistance to downy mildew, Phomopsis, Phoma, and Orobanche races F, while having medium resistance to Sclerotinia and lodging. The hybrid exhibits resistance to imidazolinone herbicides.
It is recommended to carry out early or mid-early sowing. The optimal seeding rate is 6–6.5 seeds per one square meter.
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.
№ 003778_A 003778
№ 023999_A 023999
Records are sourced from official registry publications. Data sources and legal status
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Nearby in the species list Ardor, Arena, Arena PR, Ares, Aresol, AREVAL, Arflor, Argensol 52 AO, ARGENSOL 70 CL, Argensol 72 CL, Argo IMI, Argos, Aria, Ariadna, Ariadna IEvralis, Ariasol, Ariflor, Aril, Arino, Aristol