Obsidian coral bells
Heuchera 'Obsidian'
RHS AGM 2018
USDA zones4 to 9
SunHandles full sun to partial sun
WaterHandles moderate to moist soil
Size12 to 24 inches tall9 to 18 inches wide
- Bloom season
- Spring, summer, autumn
- Bloom color
- Creamy white
- Soil types
- Sand, loam
- Soil pH
- Neutral
Garden uses
Attracts
Notes
'Obsidian' coral bells (Heuchera 'Obsidian') is a perennial for borders, containers, and ground cover. It is hardy to USDA zone 4, or down to -30°F (-34°C). This plant likes full or part sun and average to moist, sandy or loamy soil. Creamy white flowers appear in spring, summer, and autumn. Deer and rabbits tend to pass it by. Butterflies, hummingbirds, bees, and birds visit the plant.
Pairs well with Guacamole hosta, Blue fescue, Christmas fern, and Bobo hydrangea.