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Allium hickmanii

Hickman's onion

Family Amaryllidaceae

About

Allium hickmanii, Hickman's onion, is a rare small wild onion known only from Monterey and San Luis Obispo counties in California.

Care at a glance

Pet safety
Allium species are toxic to cats and dogs; eating large amounts can cause hemolytic anemia, and cats are most sensitive. General guidance for the genus
People
Low toxicity; eating large quantities may cause nausea, vomiting and diarrhoea. General guidance for the genus
Light
Full sun to light shade. General guidance for the genus
Water
Avoid overly damp ground; wet conditions invite bulb rot and other fungal problems. General guidance for the genus
Soil
Fertile, loose, well-drained soil; sand or loam both suit. General guidance for the genus
Propagation
Divide bulb offsets in spring; seed is slower and may take years to germinate. General guidance for the genus
Mature size
Stem up to 17 cm tall.

“General guidance for the genus” marks advice sourced for the genus as a whole rather than this species.

Field notes

Morphology

A pale brown or grey bulb about 1 cm long produces a stem up to 17 cm tall and usually two cylindrical leaves longer than the stem. The umbel holds up to about 15 white or pinkish flowers under 1 cm long.

Distribution & habitat

Endemic to California, in Monterey and San Luis Obispo counties.

Conservation

Described as a rare species with a very small range.

Read the full article on Wikipedia →

Habitat

Altitude
Not recorded
Altitude class
—
Native to
United States

Cultivation

Difficulty
Not recorded

Text adapted from Wikipedia, CC BY-SA 4.0.

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