Sims' Aeonium (Aeonium simsii)

Sims' Aeonium

Aeonium simsii

Rosettes of fleshy leaves hold desert calm, a compact succulent star. Evergreen succulent shrub; common name: Sims' Aeonium.

Full sun
1/week
Beginner
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Plant Needs

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Sunlight Full sun to partial shade; tolerate mild afternoon shade in hot climates to prevent leaf scorch
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Watering Allow soil to dry completely between waterings; avoid overwatering to prevent root rot
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Temperature Thrives in 15–25°C; tolerate brief light frost down to 5°C but avoid prolonged cold exposure
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Characteristics

  • Leaf: Compact, fleshy rosettes of spoon-shaped, glaucous green leaves with red margins
  • Flower: Clusters of small, star-shaped yellow blooms on tall, branching stalks
  • Stem: Short, woody stems that produce offsets around the base
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Care Guide

Watering

Water thoroughly when soil is fully dry; reduce frequency during intense summer heat

Fertilization

Diluted succulent fertilizer once monthly. Use a balanced, low-nitrogen fertilizer to support healthy rosette growth

Eggshell powder topdress:Grind dried eggshells to a fine powder; sprinkle lightly on soil surface; avoid direct contact with rosette leaves to prevent burning
Pruning
  • Remove spent flower stalks after blooming to redirect energy to new offsets
  • Trim leggy stems in spring to encourage compact, bushy growth
  • Peel away dry, dead leaves from the base of rosettes to improve airflow and reduce pest habitat
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Toxicity

Warning: this plant may be toxic.

Pets & Humans

Pets: ASPCA: Non-toxic to cats; no known adverse effects

Humans: No documented toxicity to humans

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Garden Uses & Culture

Culture: N/A

Usage: Ornamental succulent for container gardens, rockeries, and xeriscaping