Alula (Brighamia insignis)

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Sunlight Bright indirect light; tolerate partial shade, avoid intense midday sun that can scorch leaves

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Watering Water deeply when the top 5 cm of soil is completely dry; avoid overwatering to prevent root rot

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Temperature Thrives at 15–25°C; protect from temperatures below 10°C to avoid frost damage

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Leaf: Rosette of fleshy, obovate leaves at stem apex; glossy green, thick water-storing texture
Flower: Tubular, pale yellow to white, fragrant drooping clusters
Stem: Thick, unbranched or sparsely branched succulent stem for water storage

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Watering

Keep soil slightly moist but not waterlogged; allow top 3 cm to dry between waterings

Fertilization

Diluted low-nitrogen succulent feed once every 6 weeks. Use diluted, phosphorus-rich feed to support flowering and succulent health

Eggshell powder top-dress：Crush dried eggshells into fine powder; sprinkle a thin layer on soil surface to add calcium without risk of root burn

Pruning

Remove dead or yellowing leaves from the rosette base to maintain appearance and airflow
Trim spent flower stalks after blooming to conserve plant energy
Prune sparse, leggy stems to maintain a compact rosette shape

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Warning: this plant may be toxic.

Pets & Humans

Pets: ASPCA: No toxic effects for cats

Humans: No known toxic effects for humans

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Culture: Symbolizes Hawaiian endemic biodiversity conservation

Usage: Ornamental succulent for rare and endangered plant collections