Allium dichlamydeum
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Botanical Name: Allium dichlamydeum
Botanical Name: Allium dichlamydeum
Common Name: Coastal Onion
Clumps of grass-like leaves with flowers in the Spring. The stems are green-brown, and the plant omits an onion smell when crushed. This form of onion is toxic and should not be eaten.
Plant Family: Amaryllidaceae
Plant Type: Bulb
Height by Width: 1' H
Growth Habit: Clumps of grass-like leaves
Deciduous/Evergreen: Summer dormant
Growth Rate: Fast
Sun Exposure: Full sun to part shade
Soil Preference: Prefers dry, clay soils on or near sea cliffs
Water Requiremenets: Dry summer dormancy
Cold Hardy to: 2,400'
Flower Season: Spring
Flower Color: Rose to red
Endangered? Not Listed
Distribution: North Coast, n Central Coast
Natural Habitat: Northern Coastal Scrub, Mixed Evergreen Forest
Care and Maintenance
- Plant the base of the bulb at a depth three times the height of the bulb. Stop watering once the leaves begin to turn brown, but keep leaves on the plant until they turn completely brown.
History
Other Names
References
- Harlow, Nora and Kristin Jakob. Wild Lilies, Irises, and Grasses: gardening with California Monocots. Berkeley and Los Angeles, CA: University of California Press. 2003.
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