Broad-leaved Astydamia (Astydamia latifolia)

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Sunlight Full sun exposure; tolerant of coastal salt spray and strong winds; can tolerate partial shade in extreme summer heat

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Watering Water deeply when the top 2 cm of soil is completely dry; drought-tolerant once established

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Temperature Tolerates mild frost down to 5°C; thrives in warm coastal temperatures between 15–25°C

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Leaf: Fleshy, obovate to broadly elliptical leaves; gray-green, succulent texture to store water
Flower: Small, white to pale yellow umbellate inflorescences; clustered at stem tips
Stem: Succulent, branching stems; prostrate to ascending growth form

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Watering

Keep soil slightly moist during active growth; avoid waterlogging

Fertilization

Diluted balanced feed once every 2 months. Avoid over-fertilizing to prevent weak, leggy growth

Eggshell powder topdressing：Crush dried eggshells into fine powder; sprinkle lightly on soil surface to boost calcium levels and improve drainage

Pruning

Trim spent flower stems after blooming to encourage new vegetative growth
Thin overcrowded clumps in early spring to improve airflow and reduce disease risk
Remove dead or yellowing foliage to maintain a tidy growth habit

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Warning: this plant may be toxic.

Pets & Humans

Pets: ASPCA has no listed toxicity for cats

Humans: No documented toxicity to humans

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Culture: N/A

Usage: Coastal erosion control, ornamental ground cover for rock gardens