Sheegene-20
ActiveVitis vinifera L. · Common grape vine
TIMOTHY SHEEHAN
Vitis vinifera L. Common grape vine · Fruit crops · bred by INSTITUT NATIONAL DE LA RECHERCHE AGRONOMIQUE, FR
also searched as: грамон
10 August 2026
The variety has an upright shoot growth habit. Leaves are round, weakly to moderately lobed, flowers are hermaphroditic. Bunches are small or medium, cylindrical-conical in shape, medium density. Berries are medium-sized, round, dark blue or black with a waxy bloom.
The variety is highly resistant to grey mold, but susceptible to mites and prone to flower/ovary drop. It has low winter hardiness and is sensitive to late spring frosts due to early bud burst. Used for the production of red wines with intense color and moderate tannins.
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.
№ 0051923
The right is granted for a limited term: propagation of the variety requires a license from the rights holder.
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
INCONNU (FR)
Vitis vinifera L. · Common grape vine
Nearby in the species list GONFAUS, GORGOLLASSA, Goron de Bovernier, Goron de Bovernier N, Gouais, Gouais blanc, Gouget, Gouveio, Graciano, Graisse, GRAN NEGRO, Grand Noir, Grand noir de la Calmette N, Grand Noir N, Granita, Granita N, Grapevit 1, Grapevit 2, Grapevit 3, Grapevit 5