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Cornell University

Species: Clethra barbinervis

Clethra barbinervis

Japanese Clethra

Found on Course Walks

Map of plant locations

(Plant location data may be incomplete)

In Collection(s):

None Listed

Cultivars

No cultivars listed

Ornamental Characteristics

Tree < 30 feet, Shrub > 8 feet

10-20'

Deciduous

rounded

Environmental Characteristics

Full sun, Part shade

5b

Requires acid (pH 5.0 to 7.0)

May be reliably hardy to USDA zone 6a

Occasionally saturated or very wet soil; Consistently moist, well-drained soil; Occasional periods of dry soil
See graphic below

Insect Disease

mites can be a problem only when grown in a hot, dry environment

Bare Root Transplanting


Other

Native to Japan

Moisture Tolerance Graphic

Please view this page on a tablet or larger screen for the moisture graph

Moisture Tolerance

Moisture graphic
Occasionally saturated or very wet soil
Consistently moist, well-drained soil
Occasional periods of dry soil
Prolonged periods of dry soil
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