Chinese Wisteria

Wisteria sinensis

Native to:
China

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Taxonomy

Division:
Magnoliophyta | - Flowering plants
Family:
Fabaceae
Genus:
Wisteria
Species:
Wisteria sinensis
USDA Symbol:
WISI

Growth Characteristics

Life Cycle:
Perennial
Growth Habit:
Vine
Height:
2500 cm
Light Requirements:
Full Sun
Drought Tolerance:
Medium
Bloom Months:
apr,may
Bloom Colors:
purple, lavender, blue, white, pink

Keystone Species Ranking

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

Host Plant for Caterpillars

Blinded Sphinx (Paonias excaecata), Brown-tail moth (Euproctis chrysorrhoea), Cecropia moth (Hyalophora cecropia), Effecta Euchlaena Moth (Euchlaena effecta), Fall webworm (Hyphantria cunea), Io moth (Automeris io), Red-humped caterpillar moth (Schizura concinna), Rusty Tussock Moth (Orgyia antiqua), White-marked Tussock Moth (Orgyia leucostigma), Silver-spotted Skipper (Epargyreus clarus)

Reported Fauna Sightings

Bees: Brown-belted bumble bee (Bombus griseocollis), Eastern Carpenter Bee (Xylocopa virginica) Butterflies:Silver-spotted Skipper (Epargyreus clarus)

Garden & Ecology Notes

Wildlife Value:
bees, hummingbirds
Deer Resistant:
Yes
Fragrant:
Yes
Fall Color:
yellow

Soil Requirements

Soil Type:
fertile, well-drained loamy soil
pH:
6.0 - 7.0 (slightly acidic to neutral)
Drainage:
excellent drainage required
Moisture:
consistently moist
Notes:
Prefers sunny locations with good air circulation

Propagation & Germination

Stratification:
None required
Scarification:
Seed coat scarification required before sowing
Germination Time:
30–365 days
Notes:
Scarification improves germination; seeds may take several months to a year. Soaking in warm water for 24 hours helps soften seed coat.

The above propagation data sourced from Claude AI

ORGHPS Germination Guide: Sow @ 20C. Germinates within 3 months. Requires scarification. | Requires soaking 24-48 hrs; discard floaters.

Source: Ontario Rock Garden & Hardy Plant Society