Vitis vinifera 'Summer Royal'

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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Cultivation

A midseason, seedless, black table grape. Origin: orig. in Fresno, Calif., by D.W. Ramming and R. Tarailo, USDA Horticultural Crops Research Laboratory. A69-190 × C20-149; cross made in 1985; sel. in 1990; tested as B74-99; introd. in 1999; not patented. Tree: Fruit: black with waxy bloom; round to slightly oval; seedless with one to two aborted seeds which are very small and undetectable; medium (naturally 4.3-5.3 g) and responds to gibberellic acid at berry set and with girdling can increase berry weight 1 g; flavor sweet and neutral; quality best when harvested at 18% soluble solids; nonslipskin and medium skin thickness; ripens mid-season after Fantasy Seedless at Fresno. Cluster: conical with shoulder; slightly loose; medium-large (454 g); cluster tipping at bloom may be needed on vigorous vines to increase berry set.
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Minimum temperature (C°) -19
Optimum temperature (C°) 18 - 30
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Wikipedia (EN)
Wikipedia (FR)

Synonyms

Vitis vinifera 'Summer Royal'