RS-9
ActiveVitis L. · Grapevine
UNIVERSITY OF CALIFORNIA KEARNEY AGRICULTURAL CENTER
10 August 2026
The variety was obtained by crossing Bican and Muscat Hamburg. The growing season is 152–160 days with a sum of active temperatures of 3250–3300°C. The vines are vigorous, leaves are large, five-lobed and deeply dissected.
The bunch is large, cylindrical-conical, often branched, weighing about 600 g. The berries are very large, oval or egg-shaped, with a firm skin covered with a thick bloom. The flesh is fleshy. The variety has good transportability and perfect flowers that pollinate well.
The variety has medium resistance to downy mildew and grey mold, but is highly susceptible to powdery mildew. Frost resistance is low, it withstands temperatures down to –14...–18 °C. Cultivation in covered or semi-covered culture is recommended with a high agricultural background.
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.
№ VIN089
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 MUSCAT DE COLMAR, Muscat de Hambourg, Muscat de Hambourg N, Muscat de Hamburg, Muscat de Hamburg 32 Mf, Muscat de Hamburg 4 Pt, Muscat de Hamburg 424 Gr, Muscat de Lunce, Muscat de Lunel, Muscat Hamburg, Muscat Lunei, Muscat Ottonel, Muscat Ottonel 12 Bl, Muscat Ottonel 16 St, MUSCAT OTTONEL 436 DG, Muscat Ottonel 49 Bj, Muscat Ottonel B, Muscat Rouge De Madere, Muscat Sylvaner, Muscat timpuriu de Bucureşti