How to Grow White Coral Bells

White Coral Bells

Heuchera sanguinea 'Alba'

flower

White Coral Bells is a compact perennial that produces delicate, airy spikes of small white flowers held above attractive lobed foliage. This cultivar is prized for its elegant white bell-shaped flowers that bloom over an extended season and its ornamental evergreen leaves. It's an excellent choice for shade gardens, borders, and containers.

When should you plant White Coral Bells in your zone?

Get a personalized planting timeline — when to start seeds, transplant, and harvest — based on your USDA zone and local frost dates. Free to start.

Get my White Coral Bells timeline →

Example White Coral Bells timeline · Pittsburgh, PA (Zone 6b)

  1. Plant White Coral Bells

    Around Apr 17

    Near Pittsburgh's average last spring frost.

  2. Tend & protect

    Late spring–summer

    Watering, feeding, and pest-watch reminders.

  3. First White Coral Bells blooms

    Around Apr 25

    ≈ 8 days after planting

Sample dates for Pittsburgh, PA. Sign up to get exact White Coral Bells dates for your own zip code.

Growing Conditions

☀️
Sun: Partial shade to full sun; prefers afternoon shade in hot climates; tolerates 3-6 hours of sunlight daily
💧
Water: Moderate moisture; water regularly during growing season to keep soil consistently moist but not waterlogged. Reduce watering in winter. Established plants are fairly drought-tolerant but perform best with consistent moisture.
📏
Spacing: 12 inches
📅
Days to maturity: Blooms appear 8-12 weeks from transplanting; full establishment takes 1-2 seasons
🌱
Planting depth: Set crown at soil level; do not bury; space 12-15 inches apart

Soil

Type: Well-draining loamy soil with organic matter
pH: 6.0-7.0
Amendments:
Compost Peat moss or coco coir Perlite or coarse sand for drainage Leaf mold

Growing Zones

Find your zone →

Thrives in zones 3-9; most reliable in zones 4-8

3a 3b 4a 4b 5a 5b 6a 6b 7a 7b 8a 8b 9a

Sign up free to see if White Coral Bells grows in your zone — and get a personalized planting timeline.

Get my White Coral Bells timeline →

Growth Stages

1

Transplanting & Establishment

2-4 weeks

Young plants develop a rosette of heart-shaped, lobed leaves; root system establishes in the new location

Water regularly after planting. Keep soil consistently moist but not soggy. Mulch lightly around base, keeping crown clear. Protect from direct hot afternoon sun in first season.

2

Vegetative Growth

4-8 weeks

Foliage expands and deepens in color; the plant develops multiple crowns and fills out its mature form

Continue regular watering. Apply balanced, slow-release fertilizer in spring. Remove any damaged or dead leaves. Monitor for slugs and spider mites.

3

Flowering

6-10 weeks (late spring through early summer)

Tall, slender flower spikes emerge above the foliage, bearing numerous delicate white bell-shaped flowers arranged in loose panicles

Continue regular watering; consistent moisture supports prolonged blooming. Deadhead spent flowers to encourage additional blooms. Stake tall flower spikes if needed in windy locations.

4

Post-Bloom & Summer

8-12 weeks

Flowers fade; foliage remains ornamental and may exhibit deepening color tones; plant may produce additional smaller flower spikes

Remove dead flower spikes. Continue watering during dry periods. Apply a balanced fertilizer in early summer if desired. Ensure good drainage to prevent rot.

5

Dormancy & Winter

October-March (varies by zone)

Growth slows; foliage persists (evergreen) but may darken or take on reddish tones in cold climates; plant enters semi-dormant state

Reduce watering; allow soil to dry slightly between waterings. Do not fertilize. Provide winter mulch in zones 3-5 if temperatures drop below -15°F. Remove excessive snow/ice weight from foliage.

Companion Planting

Plan your garden →

Plant with:

Avoid planting near:

Black Walnut (toxic allelopathy) Plants requiring full sun and dry conditions Aggressive spreaders like mint

Common Pests

  • and

    Remove by hand in early morning; set beer traps; apply copper tape barriers; encourage ground beetles and toads as natural predators

  • Increase humidity by misting foliage; spray with water to dislodge; use insecticidal soap if populations are heavy; ensure adequate moisture in soil

  • Spray with strong stream of water; apply neem oil or insecticidal soap; encourage ladybugs and lacewings

  • Remove affected leaves; maintain plant health to reduce susceptibility; apply diatomaceous earth around base

  • Improve air circulation around plants; avoid overhead watering; remove infected leaves; apply sulfur or baking soda spray if severe

Uses

🍳

Edible Flowers

Culinary

The delicate white flowers are edible with a slightly sweet, mineral taste and are used as elegant garnishes for salads, desserts, and cocktails. They add visual appeal and subtle flavor to culinary presentations. [source]

🏠

Cut Flowers & Arrangements

Household

The airy white flower spikes are excellent for fresh floral arrangements and cut-flower work, adding height, texture, and an ethereal quality to bouquets. They dry well for dried arrangements. [source]

🦋

Pollinator Garden

Wildlife

White Coral Bells attract hummingbirds, bees, and other beneficial pollinators throughout the blooming season. The flowers provide nectar and pollen as food sources. [source]

🏠

Shade Garden Ornament

Household

The attractive evergreen foliage and delicate white flowers make this plant ideal for shaded borders, woodland gardens, and containers where it provides year-round visual interest. [source]

💊

Traditional Herbal Use

Medicinal

Heuchera species have a history of use in traditional Native American medicine, historically used as astringents and for treating various ailments, though modern applications are 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

Coral Bells are ornamental flowers; harvest cut flowers by cutting flower spikes at the base when several flowers have opened along the spike. Cut in early morning for longest vase life (7-10 days). Remove lower foliage from cut stems. For foliage displays, cut entire leaves as needed throughout the season. Plants can be divided in spring for propagation.

Fun Facts

  • 🌱 Coral Bells are named for their attractive coral-colored flowers in most varieties; the 'Alba' cultivar is prized for being one of the few pure white selections available.
  • 🌱 Heuchera plants can live for many years and are often rejuvenated by dividing the crowns every 3-4 years to prevent the center from becoming woody and sparse.
  • 🌱 The common name 'Bells' refers to the bell-shaped flowers, while 'Coral' describes the typical red and coral tones; modern breeding has created numerous foliage color variations ranging from deep burgundy to lime green.

Gardening Terms

New to gardening? Learn about terms used in this guide:

Join 30,000 gardeners planning their gardens with LizPlants.

Get your personalized White Coral Bells planting timeline

Tell us your zip code and we'll calculate exactly when to start White Coral Bells seeds, transplant seedlings, and harvest — based on your USDA zone and local frost dates. Includes calendar reminders and printable task lists. Free to start.

Get my White Coral Bells timeline →