Parthenocissus Species, Japanese Creeper, Boston Ivy
Parthenocissustricuspidata

Family: Vitaceae (vee-TAY-see-ee)
Genus: Parthenocissus (par-then-oh-KISS-us)
Species: tricuspidata (try-kusp-ee-DAY-tuh)

Synonym:Ampelopsis tricuspidata

Synonym:Cissus tricuspidata

Category
Vines and Climbers

Water Requirements
Average Water Needs; Water regularly; do not overwater

Sun Exposure
Sun to Partial Shade

Foliage
Grown for foliage
Deciduous

Foliage Color

Height
4-6 ft. (1.2-1.8 m)

Spacing
6-9 in. (15-22 cm)

Hardiness
USDA Zone 4a: to -34.4 °C (-30 °F)
USDA Zone 4b: to -31.6 °C (-25 °F)
USDA Zone 5a: to -28.8 °C (-20 °F)
USDA Zone 5b: to -26.1 °C (-15 °F)
USDA Zone 6a: to -23.3 °C (-10 °F)
USDA Zone 6b: to -20.5 °C (-5 °F)
USDA Zone 7a: to -17.7 °C (0 °F)
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)

Where to Grow

Danger
Parts of plant are poisonous if ingested
Handling plant may cause skin irritation or allergic reaction

Bloom Color
Rose/Mauve
Red
Dark Purple/Black

Bloom Characteristics

Bloom Size

Bloom Time
Mid Spring
Late Summer/Early Fall

Other details

Soil pH requirements
6.1 to 6.5 (mildly acidic)
6.6 to 7.5 (neutral)

Patent Information
Non-patented

Propagation Methods
From seed; direct sow outdoors in fall

Seed Collecting
Allow unblemished fruit to ripen; clean and dry seeds
Properly cleaned, seed can be successfully stored