RS-9
ActiveVitis L. · Grapevine
UNIVERSITY OF CALIFORNIA KEARNEY AGRICULTURAL CENTER
10 August 2026
The variety belongs to the technical (wine) category and is used for the production of a wide range of white wines, including sparkling. It possesses high growth vigor and stable productivity, adapting well to various soil types, especially calcareous ones.
The ripening period is medium, occurring in the northern hemisphere during the first to second ten-day period of September. The variety possesses resistance to downy mildew, but is susceptible to powdery mildew, gray mold, and is sensitive to spring frosts.
The berries are of medium size and have juicy flesh with a neutral taste. The produce is characterized by high variability of aromatic characteristics, depending on climatic growing conditions, and the ability to accumulate a high alcohol level.
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.
№ Chardonnay*BG 28, CZ x, ES x, HR x, HU 100737, CY 1, RO 106, SI 451, SK 349
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
INCONNU (FR)
Vitis L. · Grapevine
Vitis L. · Grapevine
Nearby in the species list Ceres, Cesanese, Cesanese comune N., Cesanese d'Affile N., César N, Cetinka, Ch. De Fontainebleau, Ch. De Thomeri, Chambourcin, Chambourcin N, Chardonnay, Chardonnay 15 St, Chardonnay 25 Mf, Chardonnay B., Chardonnay Bb.116/1, Chardonnay Bb.75/1, Chardonnay Bb.96/1, Chardonnay E.98, Chardonnay Rose, Chasan