Calloose Grape

Vitis shuttleworthii

Native to:
United States

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Taxonomy

Division:
Magnoliophyta | - Flowering plants
Family:
Vitaceae
Genus:
Vitis
Species:
Vitis shuttleworthii
USDA Symbol:
VISH2

Growth Characteristics

Life Cycle:
Perennial
Growth Habit:
Vine
Height:
1000 cm
Light Requirements:
Full Sun
Drought Tolerance:
Medium
Bloom Months:
apr,may,jun
Bloom Colors:
green

Wildlife Benefits

Butterflies & Moths:
★☆☆☆☆ Documented Lepidoptera association (GBIF)

Keystone Species Ranking

Caterpillar Keystone:
★★★★☆ Butterfly & moth species supported by this genus (NWF)

Garden & Ecology Notes

Wildlife Value:
birds, small mammals, butterflies
Fall Color:
yellow, red
Fire Ecology:
Fire adapted — tolerates or benefits from fire
Fire Notes:
Resprouts vigorously from rootstock following fire; adapted to Florida scrub and sandhill fire regimes.

Soil Requirements

Soil Type:
sandy, well-drained, nutrient-poor soil
pH:
5.5 - 6.5 (slightly acidic to neutral)
Drainage:
excellent drainage required
Moisture:
dry to moderate
Notes:
native to sandy soils of Florida scrub and pine flatwoods

Propagation & Germination

Stratification:
Cold/moist stratification required — 60–90 days
Germination Time:
14–60 days
Notes:
Seeds require cold stratification; germination can be erratic.

The above propagation data sourced from Claude AI