RS-9
ActiveVitis L. · Grapevine
UNIVERSITY OF CALIFORNIA KEARNEY AGRICULTURAL CENTER
10 August 2026
The variety is also known by the breeding number Weinsberg S 397. It is a hybrid of Riesling and Pinot Gris varieties, which was confirmed by genetic analysis. It belongs to the mid-season or mid-late maturity group.
The plant possesses resistance to grey mold and downy mildew. Intended exclusively for winemaking. The finished wines are characterized by fruity notes of pineapple, peach, apricot, and citrus, reminiscent of the Riesling style.
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.
№ Hölder*DE 765
Records are sourced from official registry publications. Data sources and legal status
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UNIVERSITY OF CALIFORNIA KEARNEY AGRICULTURAL CENTER
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Nearby in the species list Helfensteiner, Helios, Heliotrop, Heroldrebe, Hetera, Hibernal, Hibou noir, Hibrid VI-4, Hobrevt, Hod, Hondarrabi Beltza, Hondarrabi Zuri, Hossa, Hron, Humagne RG, Huxelrebe, Hvarka, I. P. No-65, Icon, IFG Forty four