Scientific Name
Rhododendron x obtusum
Common Name
Hiryu azalea; Kurume azalea

Hardiness Zones: 6 to 9
Habit: Evergreen
Growth Rate: Moderate
Site Requirements: Partial shade; prefers moist, well-drained acidic soil enriched with organic matter
Height: 2 to 5 feet
Width: 2 to 5 feet
Texture: Medium
Form: Dense; rounded; twiggy
Flower/Fruit: 0.5 to 1.5" reddish violet, bright red, scarlet, crimson, white, or pink flowers; single or hose-in-hose; early to mid-season
Foliage: Alternate, simple, entire glossy medium to dark green leaves; 1.5 to 4" long
Comments: Dependable
Cultivars: See table
   




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