x Heucherella 'Onyx'

Also Known As

Onyx Foamy Bells

Plant type

perennial

size

H: 8"-10"
W: 10"-16"

planting zones

4a-9b

x Heucherella 'Onyx' plant details

x Heucherella 'Onyx' is a broadleaf semi-evergreen perennial with black, burgundy and purple foliage. In summer white flowers emerge. Attracts bees making it an excellent addition to pollinator gardens. Grows well with mostly sun - mostly shade and even moisture - regular water. Does well in average, rich and well-drained soil.

CHARACTERISTICS OF x Heucherella 'Onyx'

Plant type: perennial
Plant family: saxifragaceae
Foliage: semi-evergreen black, burgundy and purple
Mature size: 10 IN - 16 IN - wide, 8 IN - 10 IN - tall
Flowers: white blooms in summer
Uses: woodland garden

GROWING CONDITIONS for x Heucherella 'Onyx'

USDA Zones: 4a - 9b
Sun exposure: mostly sun - mostly shade
Watering frequency: even moisture - regular

Soil needs: average, rich and well-drained

Nursery contributed plant descriptions

Heucherella 'Onyx' is a welcome addition to the foamy bells resembling the bold purple-black Heuchera 'Obsidian' but possessing showier flowers emerging white from pink buds and possessing more shade tolerance than coral bells. The leaves of 'Onyx' are black, glossy, and deeply cut and plants are heat and humidity tolerant. Young plants may be shy to bloom.