Red Crassula (Crassula coccinea)

Red Crassula

Crassula coccinea

Vibrant scarlet blooms contrast with fleshy green foliage. Drought-tolerant succulent shrub; common names: Red Crassula, Scarlet Paintbrush Crassula.

Bright indirect to full sun; tolerate partial shade, but full sun enhances leaf red margins and flowering
0.5–1/week
Beginner
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Plant Needs

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Sunlight Bright indirect to full sun; tolerate partial shade, but full sun enhances leaf red margins and flowering
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Watering Allow soil to dry completely between waterings; avoid overwatering to prevent root rot
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Temperature Thrives at 15–25°C; protect from frost and temperatures below 5°C
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Characteristics

  • Leaf: Fleshy obovate to lanceolate leaves in opposite pairs, glossy medium green with reddish margins in bright light
  • Flower: Dense terminal clusters of tubular scarlet blooms (1–2 cm long) with visible yellow stamens
  • Stem: Woody brown branching stems with peeling bark as plants mature
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Care Guide

Watering

Water thoroughly when soil is completely dry

Fertilization

Diluted succulent fertilizer once monthly. Cease fertilization in autumn and winter when growth slows

Eggshell powder top dressing:Crush dried eggshells into fine powder; sprinkle a thin layer on soil surface every 3 months to boost calcium levels
Pruning
  • Remove spent flower clusters to encourage new growth
  • Trim leggy stems in spring to maintain compact form
  • Remove yellowing or damaged leaves to improve airflow
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Toxicity

Warning: this plant may be toxic.

Pets & Humans

Pets: ASPCA: Toxic; ingestion may cause vomiting, depression, ataxia

Humans: Contains bufadienolides; ingestion may cause mild gastrointestinal upset

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Garden Uses & Culture

Culture: N/A

Usage: Ornamental succulent for rock gardens, container displays, and xeriscaping