RS-9
ActiveVitis L. · Grapevine
UNIVERSITY OF CALIFORNIA KEARNEY AGRICULTURAL CENTER
10 August 2026
A mid-season ripening variety, with the harvest period falling in the second ten-day period of September. The vines are characterized by high vigor. The clusters are compact, cylindrical-conical in shape, weighing 180–220 g. The medium-sized berries, weighing 1.6–1.8 g, are spherical in shape, deep purple in color with a bloom, and have juicy flesh.
The clone possesses high drought tolerance and withstands temperature drops down to -24°C, while resistance to downy mildew (Plasmopara viticola), powdery mildew (Erysiphe necator), and grey mold (Botrytis cinerea) is rated as medium or below medium. Yield is 2.2–4.0 kg per vine, reaching 16 tons per hectare under favorable conditions.
A wine grape variety for the production of high-quality D.O.C. and D.O.C.C. red wines. The grapes accumulate 210–240 g/l of sugars. The wine material possesses a rich ruby color, good structure, high content of phenolic compounds, and aging potential.
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.
№ V01181
Records are sourced from official registry publications. Data sources and legal status
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Same species
Vitis L. · Grapevine
UNIVERSITY OF CALIFORNIA KEARNEY AGRICULTURAL CENTER
Vitis L. · Grapevine
UNIVERSITY OF CALIFORNIA KEARNEY AGRICULTURAL CENTER
Vitis L. · Grapevine
David W.Cain
Vitis L. · Grapevine
Vitis L. · Grapevine
Vitis L. · Grapevine
Nearby in the species list Feteasca alba 144 Od, Feteasca alba 18 Cot, Feteasca alba 2 St, Feteasca alba 29 Bl, Feteasca alba 97 St, Feteasca neagra, Feteasca neagra 10 Pt, Feteasca neagra 21 Cot, Feteasca neagra 4 Vl, Feteasca neagra 44 Th., Feteasca neagra 7 Od, Feteasca neagra 9 Mf, Feteasca regala, Feteasca regala 21 Bl, Feteasca regala 72 St, Feunate N, Fiano, Fiano B., Fidia N, Fileri Attikis