RS-9
ActiveVitis L. · Grapevine
UNIVERSITY OF CALIFORNIA KEARNEY AGRICULTURAL CENTER
10 August 2026
The variety is the result of breeding at the Ampelos station in the Czech Republic. The bunches are characterized as medium-large, and their density ranges from loose to medium-dense.
The variety possesses resistance to downy mildew and powdery mildew, as well as moderate resistance to grey mold and berry drop. Full maturity of the berries occurs in early September.
The yield of the variety is estimated as low or from low to medium-high, while the sugar content in the must is high. Wine from this variety has a yellow-green color, a harmonious taste, and an aroma with floral, fruity, and spicy notes.
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.
№ B2623
The right is granted for a limited term: propagation of the variety requires a license from the rights holder.
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 Zinfandel, Zlarinka, Zlatarica, Zlatarica Blatska, Zöld szagos, Zöld szilváni, Zöld veltelini, Zöld veltelini 133, Zöld veltelini Kt.14, Zolotistyj Rannij, Zornitsa, Zoumiatico, Zoumiatiko B, Zunek durelo, Zweigelt, Zweigelt E.11, Zweigelt N., Zweigelt Szőlő, Zweigeltrebe