Vitis vinifera 'Valjohn'

Cultivar

Angiosperms > Vitales > Vitaceae > Vitis > Vitis vinifera

Characteristics

A perennial hermaphrodite deciduous shrub.
Life form perennial
Growth form shrub
Growth support -
Foliage retention deciduous
Sexuality hermaphrodite
Pollination anemogamy
Spread endozoochory
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Environment

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Usage

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Cultivation

Late, black-fruited, self-fertile wine grape with heat tolerance and fungal disease resistance. Origin: Oklahoma City, OK by G.E. Girouard. Cabernet Franc × V. aestivalis JG#3 (wild selection by J. Grinstead, Rolla, MO); crossed 1993; selected 2003; tested as GEG 93-36. Tree: Fruit: black; ripens late October-early November in Oklahoma; thick-skinned; high acid; no foxiness. Cluster: 80-100 berries; loose until veraison; conical.
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Minimum temperature (C°) -19
Optimum temperature (C°) 18 - 30
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Wikipedia (EN)
Wikipedia (FR)

Synonyms

Vitis vinifera 'Valjohn'