Coral Bells (Heuchera 'Kassandra')

Coral Bells

Heuchera 'Kassandra'

Its ruffled purple foliage glows like crushed amethyst in shade. Compact evergreen perennial; common name: alumroot.

Partial sun
1–2/week
Beginner
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Plant Needs

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Sunlight Thrives in partial shade; tolerates 3–4 hours of morning direct sun, avoid harsh midday sun to prevent foliage scorch
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Watering Water when the top 2–3 cm of soil dries out; avoid overwatering to prevent root rot
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Temperature Hardy to -15°C; prefers cool to temperate temperatures, provide shade during heatwaves above 32°C
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Characteristics

  • Leaf: Rounded to heart-shaped, ruffled leaves with deep purple, metallic-tinged foliage
  • Flower: Slender wiry stems bear tiny, bell-shaped pale pink to red blooms above foliage
  • Stem: Dense, clumping basal growth; flowering stems rise 30–45 cm above leaf rosettes
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Care Guide

Watering

Keep soil evenly moist but not waterlogged; increase frequency during dry spells

Fertilization

Diluted balanced fertilizer once monthly. Use low-nitrogen fertilizer to preserve intense foliage color

Banana peel compost tea:Use fully composted banana peels; dilute 1:20 with water for root drenching to avoid pest attraction and odor
Pruning
  • Remove spent flower stems after blooming to maintain tidy growth
  • Trim yellowing or damaged leaves at the base in early spring
  • Divide overcrowded clumps every 2–3 years in spring to restore vigor
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Toxicity

Warning: this plant may be toxic.

Pets & Humans

Pets: ASPCA: Non-toxic to cats; no documented toxicity from ingestion or contact

Humans: Non-toxic to humans; no reported adverse effects from ingestion or skin contact

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Garden Uses & Culture

Culture: Symbolizes quiet resilience; valued for year-round foliage color in shade gardens

Usage: Ornamental foliage plant for borders, rock gardens, and container displays