Taxonomy

Division:

Magnoliophyta | - Flowering plants

Family:

Vitaceae

Genus:

Vitis

Species:

Vitis rupestris

USDA Symbol:

VIRU2

Growth Characteristics

Life Cycle:

Perennial

Growth Habit:

Shrub , Vine

Height:

300 cm

Light Requirements:

Full Sun

Drought Tolerance:

High

Bloom Months:

may,jun

Bloom Colors:

greenish

Keystone Species Ranking

Caterpillar Keystone:

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

Garden & Ecology Notes

Wildlife Value:

birds, small mammals

Fall Color:

red, purple

Soil Requirements

Soil Type:

rocky, well-drained, nutrient-poor soil

pH:

5.5 - 7.5 (slightly acidic to neutral)

Drainage:

excellent drainage required

Moisture:

dry to moderate

Notes:

thrives in rocky riverbanks and hillsides

Propagation & Germination

Stratification:

Cold/moist stratification required — 60–90 days

Germination Time:

30–60 days

Notes:

Seeds benefit from cold stratification for 2-3 months; germination occurs in spring.