How to Grow Heuchera (Coral Bells)
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Heuchera (Coral Bells)
Heuchera sanguinea
flowerHeuchera, commonly called Coral Bells, is a low-growing perennial prized for its colorful foliage in shades of burgundy, purple, red, orange, and chartreuse, often with intricate veining or mottling. Delicate bell-shaped flowers on thin stems rise above the foliage in spring and early summer, attracting hummingbirds and pollinators. Its compact, mounding habit and year-round color make it an excellent ground cover and border plant.
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Example Heuchera (Coral Bells) timeline · Pittsburgh, PA (Zone 6b)
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Plant Heuchera (Coral Bells)
Around Apr 17Near Pittsburgh's average last spring frost.
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Tend & protect
Late spring–summerWatering, feeding, and pest-watch reminders.
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First Heuchera (Coral Bells) blooms
Mid-to-late summerBefore the first fall frost (≈ Nov 8)
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Growing Conditions
Soil
Growing Zones
Find your zone →Thrives in zones 4-9; hardier varieties tolerate zone 3
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Vegetative Growth
Spring through early summerFoliage expands and thickens, creating dense mounds 8-12 inches tall with vibrant leaf color intensifying
Maintain consistent moisture; deadhead spent flowers if not desired for ornamental appeal; foliage color is most important for ground cover effect
Flowering
April-June (varies by zone)Delicate flowers emerge on thin, wiry stems in pink, red, white, or coral, rising 12-18 inches above foliage
Deadhead spent flowers to encourage longer bloom or leave for hummingbird food; flowers are ephemeral compared to foliage
Summer to Fall
July-NovemberFoliage remains the main attraction; flowers fade; leaf colors may intensify in cooler fall temperatures
Reduce watering as temperatures cool; continue to monitor for pests; no fertilizer needed if soil is rich in organic matter
Winter Dormancy
December-FebruaryFoliage persists as evergreen or semi-evergreen; colors often darken or shift; growth slows
Minimal watering; do not prune or disturb; protect from salt spray and harsh winds; allow snow cover to insulate
Companion Planting
Plan your garden →Plant with:
Avoid planting near:
Common Pests
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Hand-pick; use nematodes; apply diatomaceous earth; inspect under leaves for larvae
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Strong water spray; insecticidal soap; horticultural oil; encourage beneficial insects
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Ensure excellent drainage; do not overwater; remove affected plants; improve air circulation
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and
(Gastropoda)
Remove debris and mulch contact with crown; copper tape; hand-pick; beer traps
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Increase air circulation; avoid overhead watering; sulfur spray if severe; remove affected leaves
Uses
Ground Cover and Border Edging
HouseholdHeuchera's compact, colorful mounds provide year-round low-maintenance ground cover for shade gardens, borders, and edge landscaping. Its dense foliage suppresses weeds and creates visual interest without requiring frequent cutting or maintenance. [source]
Hummingbird Attraction
WildlifeThe bell-shaped flowers in bright reds, pinks, and corals are attractive to hummingbirds and other pollinators, supporting local insect populations throughout spring and early summer. [source]
Foliage Color and Texture
HouseholdWith varieties offering burgundy, purple, orange, chartreuse, and silvery foliage with intricate veining or ruffled edges, Heuchera adds dramatic color and visual contrast to shade and part-shade garden designs. [source]
Cut Foliage and Floral Arrangements
CraftHeuchera leaves and flowering stems are used in floral design and arrangements for their unique colors, shapes, and long vase life, adding texture and interest to cut bouquets. [source]
Traditional Herbal Use
MedicinalNative Heuchera species were traditionally used by Indigenous peoples in herbal preparations for astringent and medicinal properties, though modern culinary and medicinal use is limited. [source]
This is not medical advice. LizPlants is not a medical resource. Always consult a qualified healthcare professional before using plants medicinally.
Harvest Tips
Heuchera is grown for ornamental foliage, not harvest. Deadhead flower stems after blooming to maintain neat appearance and direct energy to foliage, or leave flowers for hummingbird attractiveness. Divide plants every 3-4 years in spring to rejuvenate and prevent crown rot; replant divisions at proper depth.
Fun Facts
- 🌱 Heuchera is native to the Americas, with species found from the southwestern United States through Central America; the genus is named after 18th-century German botanist Johann Heinrich von Heucher.
- 🌱 Modern ornamental breeding has produced hundreds of cultivars in shades rarely seen in wild species, including near-black leaves, silver-dusted foliage, and vibrant orange and chartreuse tones.
- 🌱 The plants' evergreen foliage and persistent structure make them valuable winter interest plants in shade gardens, often providing color when most other plants have faded.
Gardening Terms
New to gardening? Learn about terms used in this guide:
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