RS-9
ActiveVitis L. · Grapevine
UNIVERSITY OF CALIFORNIA KEARNEY AGRICULTURAL CENTER
10 August 2026
The variety belongs to the fourth maturity group; harvesting is carried out from September 10 to 20. Clusters are cylindrical-conical in shape, compact, weighing 220–260 g. Berries are rounded, greenish-yellow or golden-yellow in color, weighing 2.3–2.6 g, and possess firm skin and crunchy flesh.
The sugar concentration in the must is about 228 g/l with an acidity of 3.4–3.6 g/l H₂SO₄. The variety is characterized by moderate resistance to downy mildew, powdery mildew, and gray mold, as well as good tolerance to drought and frost. The yield is about 3.6 kg per vine or up to 16 tons per hectare.
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.
№ V01216
Records are sourced from official registry publications. Data sources and legal status
The directory replicates the primary source. If an entry differs from the official publication, please specify the discrepancy and provide a link if possible. Corrections are added to the moderation queue.
This is a directory, not an official registry: data is based on public disclosures and may have changed. More about sources
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 Sangioveto, Sankt Laurent, Sansigot, Santa Maria B., Santameriana, Santareno T, Sante Fé, São Mamede B, Saperiva, Saphira, Sarba 25 Bj, Sarba 3 Od, Sárfehér, Sárga muskotály, Sárga muskotály H.93, Sarigo B, Satchmo, Sauvignac, Sauvignon, Sauvignon 24Dg