Rhododendron, Swamp Azalea, Swamp Honeysuckle, Clammy Azalea
Rhododendronviscosum 'Delaware Blue'

Height

Spacing
4-6 ft. (1.2-1.8 m)

Hardiness
6-8 ft. (1.8-2.4 m)

Sun Exposure
USDA Zone 6b: to -20.5 °C (-5 °F)
USDA Zone 7a: to -17.7 °C (0 °F)
USDA Zone 7b: to -14.9 °C (5 °F)
USDA Zone 8a: to -12.2 °C (10 °F)
USDA Zone 8b: to -9.4 °C (15 °F)
USDA Zone 9a: to -6.6 °C (20 °F)
USDA Zone 9b: to -3.8 °C (25 °F)

Danger
Sun to Partial Shade

Bloom Color

Bloom Time
Rose/Mauve
White/Near White

Foliage
Mid Spring

Other details
Evergreen
Smooth

Seed Collecting

Category

Patent Information

Foliage Color

Bloom Characteristics

Water Requirements

Where to Grow