RS-9
ActiveVitis L. · Grapevine
UNIVERSITY OF CALIFORNIA KEARNEY AGRICULTURAL CENTER
10 August 2026
The variety is cultivated primarily in the Italian regions of Lazio and Umbria. It is known by the synonyms Roscietto, Greco di Velletri, Greco Giallo, and Greco Verde. It is used to create white wines with citrus aromas, often in blends with Trebbiano Toscano and Malvasia Bianca Lunga varieties.
The plant has rounded three- or five-lobed leaves. Bunches are medium or small, dense, and cylindrical-conical in shape. Berries are small, round, covered with a thick bloom, and possess juicy flesh and thick skin. The variety is relatively resistant to fungal diseases but is sensitive to frost.
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.
№ Trebbiano giallo B.*IT 1
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 Roseira T, Rosenmuskateller, Rosenmuskateller* , Roseti, Rossanella, Rossano, Rossara N., Rossese bianco B., Rossese N., Rossetta, Rossignola N., Rosso, Rossola, Rossola nera N., Rossone N., Rotberger, Rotburger, Roter Elbling, Roter Gutedel, Roter Malvasier