Clethra barbinervis

Clethra barbinervis

Native to:
China | Japan | Korea

📍 View on iNaturalist →

Taxonomy

Division:
Magnoliophyta | - Flowering plants
Family:
Clethraceae
Genus:
Clethra
Species:
Clethra barbinervis

Growth Characteristics

Growth Habit:
Tree , Shrub
Height:
600 cm
Drought Tolerance:
Medium
Bloom Months:
jul,aug,sep
Bloom Colors:
white
Landscaping Shrub:
Yes

Keystone Species Ranking

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

Garden & Ecology Notes

Wildlife Value:
bees, butterflies, birds
Deer Resistant:
Yes
Fragrant:
Yes
Fall Color:
yellow, orange, red

Propagation & Germination

Stratification:
Cold/moist stratification required — 60–90 days
Germination Time:
14–30 days
Notes:
Seeds require light for germination and should be surface sown. Cold stratification improves germination rates significantly.

The above propagation data sourced from Claude AI

ORGHPS Germination Guide: Sow @ 20C. Germinates within 3 months.

Source: Ontario Rock Garden & Hardy Plant Society