Cascade onion (Allium cratericola)

Cascade onion

Cascade onion is a wild onion species with a globe-shaped cluster of starry white to pink flowers. It exhibits narrow, hollow leaves and typically grows in volcanic soils, thriving in its specific niche within California’s mountainous regions. Its bulbous underground structure affords resilience in harsh conditions, making cascade onion a rugged, yet delicate, component of its ecosystem.

Scientific classification

Species

Cascade onion (Allium cratericola)

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5 - 35 ℃

Ideal Temperature

Images of Cascade onion

Care Guide for Cascade onion

Every week

Water

Full sun

Sunlight

5 - 35 ℃

Ideal Temperature

Pruning: Cascade onion thrives with proper pruning, which includes removing dead leaves and spent flowers. Optimal pruning occurs in early spring, improving aesthetics, air circulation, and reducing disease risk. Use clean, sharp tools and avoid excessive cutting to minimize plant stress.

Repotting: Cascade onion requires excellent drainage in pots to thrive, ensuring proper root health and preventing waterlogging, which can lead to root rot.

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