Coral Bells, Alumroot, Coralbells, Alum Root
Heuchera 'Rio'

Height

Spacing
12-18 in. (30-45 cm)

Hardiness
12-15 in. (30-38 cm)

Sun Exposure
USDA Zone 5a: to -28.8 °C (-20 °F)
USDA Zone 5b: to -26.1 °C (-15 °F)
USDA Zone 6a: to -23.3 °C (-10 °F)
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)
USDA Zone 10a: to -1.1 °C (30 °F)
USDA Zone 10b: to 1.7 °C (35 °F)
USDA Zone 11: above 4.5 °C (40 °F)

Bloom Color
Full Sun
Sun to Partial Shade
Light Shade

Bloom Time

Foliage
White/Near White

Other details
Late Spring/Early Summer

Propagation Methods
Grown for foliage
Herbaceous
Good Fall Color

Seed Collecting

Category
By dividing the rootball

Soil pH requirements

Patent Information
N/A: plant does not set seed, flowers are sterile, or plants will not come true from seed

Foliage Color

Bloom Characteristics

Water Requirements

Where to Grow
Perennials