Sunset®: 4-20
USDA: 6-9
Frost Tolerance: Hardy to -5°F (-20°C)
Heat Tolerance: Part shade is best in hot climates
Sun Exposure: Full sun
Origin: Central China, Japan
Growth Habits: Deciduous shrub or small tree, in the USA in cultivation, up to 15 feet tall (4.5 m), 10 feet spread (3 m), larger in its area of origin; alternate, simple, heart shaped leaves up to 6 inches wide (15 cm)
Flowers: Pink or purple flowers
Watering Needs: Regular water, keep soil somewhat moist
Propagation: Seeds
'Alba' and 'Shipobana' are white cultivars.
Blooming Habits:
The deep rose flowers, in 4-inch clusters (10 cm) bloom in early spring. Pendulous, flat, bean-like, seed pods after flowering, in late spring.
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