RS-9
ActiveVitis L. · Grapevine
UNIVERSITY OF CALIFORNIA KEARNEY AGRICULTURAL CENTER
10 August 2026
The variety is mid-late, with a ripening period of 135–140 days. The vine is characterized by medium vigor. Clusters are cylindrical-conical in shape, medium-sized, ranging from 150 to 300 grams, and have moderate density.
Berries are medium-sized, round, black, and juicy. The variety has high winter hardiness down to -27°C and resistance to downy mildew, powdery mildew, and gray mold. It is used for the production of juices and high-quality red wines with intense coloration.
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.
№ Regner*DE 923
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 Refren ISK, Regent, Regent N., Regessis, Regina, Regina B., Regina Dei Viggneti, Regina dei vigneti, Regina dei vigneti B., Regina Vignet, Reichensteiner, Reifler, Reina de las Viñas, Reine des Vignes, Reine des Vignes B, Reine Des Vignes Blanche, Reisling Italico - Olasz Rizling, Réka, Remus, Renski rizling