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Muscadine, Southern Fox Grape, Scuppernong, Bullace
Vitis rotundifolia 'Ison'

Family: Vitaceae (vee-TAY-see-ee) (Info)
Genus: Vitis (VEE-tiss) (Info)
Species: rotundifolia (ro-tun-dih-FOH-lee-uh) (Info)
Cultivar: Ison

Category:

Edible Fruits and Nuts

Perennials

Vines and Climbers

Height:

10-12 ft. (3-3.6 m)

12-15 ft. (3.6-4.7 m)

Spacing:

15-20 ft. (4.7-6 m)

Hardiness:

USDA Zone 7b: to -14.9 C (5 F)

USDA Zone 8a: to -12.2 C (10 F)

USDA Zone 8b: to -9.4 C (15 F)

USDA Zone 9a: to -6.6 C (20 F)

USDA Zone 9b: to -3.8 C (25 F)

USDA Zone 10a: to -1.1 C (30 F)

Sun Exposure:

Full Sun

Sun to Partial Shade

Danger:

N/A

Bloom Color:

Unknown - Tell us

Bloom Time:

Mid Spring

Late Spring/Early Summer

Foliage:

Deciduous

Other details:

Unknown - Tell us

Soil pH requirements:

6.1 to 6.5 (mildly acidic)

6.6 to 7.5 (neutral)

Patent Information:

Unknown - Tell us

Propagation Methods:

From softwood cuttings

By grafting

By budding

By simple layering

Seed Collecting:

N/A: plant does not set seed, flowers are sterile, or plants will not come true from seed

Gardeners' Notes:

1
positive
1
neutral
0
negatives
RatingContent
Positive

On Jun 17, 2006, Bobgrapes from Coldspring, TX wrote:

An excellent early male variety with high yields and good quality fruit. It is a great pollinator for the female muscadine grapes, and its black color makes it appealing for fresh fruit sales.

Neutral

On Sep 29, 2005, Farmerdill from Augusta, GA (Zone 8a) wrote:

An early mid season black self-fertile with 19 % sugar.