Description
Obsidian Coral Bells is an evergreen herbaceous perennial with a clumping habit. The large, lobed rounded leaves that create a basal mound are dark purple to near black all season. Tiny creamy white bell-like flowers bloom on spikes in summer attracting butterflies. Best bloom in partial sun and moist well-drained soils.
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Type: |
Perennial |
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Origins: |
NA Native Hybrid |
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Height: |
1′ – 2′ |
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Spread: |
0.5′ – 1.5’ |
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Spacing: |
1’ |
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USDA Hardiness Zone: |
4 – 9 |
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Culture: |
Full Sun, Part Sun |
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Bloom Color: |
White |
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Season of Interest: |
Summer, Year-Round |
MAINTENANCE NEEDS: Low maintenance. Potential issues include powdery mildew, rust, leaf spot, and frost heaving of roots if winter temperatures fluctuate widely. Will grow slowly in heavy shade.
LANDSCAPE USES: Accents or Group Plantings, Borders, Woodland Gardens, Naturalized Areas, Native Gardens, Rock Gardens, and Containers.
COMPANION PLANTS: Painted Fern, Hosta, Astilbe
IMAGES: Photo by David J. Stang, Heuchera Obsidian 1zz, CC BY-SA 4.0, (2) Photo(s) courtesy of TERRA NOVA® Nurseries, Inc., Heuchera ‘Obsidian‘
*As plants have ranges in appearance they may not appear as the images shown
