Sheegene-20
ActiveVitis vinifera L. · Common grape vine
TIMOTHY SHEEHAN
Vitis vinifera L. Common grape vine · Fruit crops · bred by UNIVERSITY OF CALIFORNIA (US)
also searched as: кентенниал сидлесс
10 August 2026
The variety belongs to Vitis vinifera L. intraspecific hybrids. The vines have high vigor. Bunches have a conical shape, medium density, and weight from 400 to 800 g; with intensive care, they can exceed 1.5 kg. It belongs to the I-II class of seedlessness; rudiments are practically not expressed.
Berries have a yellow-green or amber-yellow color; their sugar accumulation is 16–20 Brix. The variety possesses low to medium resistance to diseases (downy mildew, powdery mildew) and low winter hardiness. Long pruning to 10–12 buds and the use of large training systems are recommended.
3 jurisdictions
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.
Variety registered as early as 1 jurisdiction, data for which we do not publish: their registry licenses have not yet been verified. This section will be available upon verification.
The variety is listed in the national registry — its seeds are authorized for sale in this country.
№ 10900063
№ 1013871
The right is granted for a limited term: propagation of the variety requires a license from the rights holder.
More 2 records protections in other jurisdictions are shown on the map above.
Records are sourced from official registry publications. Data sources and legal status
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Same species
Vitis vinifera L. · Common grape vine
TIMOTHY SHEEHAN
Vitis vinifera L. · Common grape vine
TIMOTHY SHEEHAN
Vitis vinifera L. · Common grape vine
Timothy P Sheehan, Sheehan Genetics LLC
Vitis vinifera L. · Common grape vine
Vitis vinifera L. · Common grape vine
TOMA OTILIAISPAS SOFIA
Vitis vinifera L. · Common grape vine
Rocco Perniola^^^Donato Antonacci^^^Carlo Bergamini^^^Maria Francesca Cardone^^^Lucia Rosaria Forleo^^^Antonio Domenico Marsico^^^Riccardo Velasco
Nearby in the species list Castanea B, CASTELLANA BLANCA, CASTELLANA NEGRA, Castets, Catarratto, CAYETANA BLANCA, Celiae N, Cencibel, CENICIENTA, CENTENAR PIETROASA, Cerina B., Červenošpičiak, César, Chardonnay, Chardonnay Glacier, Chardonnay Kosmos, Chardonnay rose Rs, Charvent, Charvir, Chasan