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Pitted onion

Allium lacunosum

Pitted onion
Photo: tomhilton, CC BY 2.0

Pitted onion is a small wild onion native to California, grown from a bulb and known for its clusters of dark-veined white to pale pink flowers. It is a hardy, low-maintenance native that suits dry, sunny spots and tolerates poor soils.

Family
Amaryllidaceae (Daffodil & onion family)
Grows as
Bulb
Light
Full sun, Part shade
Water
Water sparingly during the growing season and let the soil dry out completely in summer dormancy.
Soil
Well-drained, sandy or gritty soil; poor soils are fine.
Temperature
10–30 °C; tolerates frost in the ground once dormant
How easy
Easy
Native range
California (incl. N. Channel Is.)
Climate
temperate

About

Allium lacunosum is a species of wild onion known by the common name pitted onion. It is endemic to California, where it is a common member of the flora in many types of habitat, from bayside to mountain to desert.

Other Allium plants

South Idaho onion · Allium abbasii · Abrams' allium · Allium acidoides · Allium aciphyllum · Tapertip onion · Allium acutiflorum · Allium aeginiense · Allium aflatunense · Allium agrigentinum · Allium akaka · Allium akirense

Text excerpted from the Wikipedia article Allium lacunosum by its contributors, under CC BY-SA 4.0; the excerpts and the care summary drawn from them are shared under the same licence.

The care summary was written by AI (Claude, Anthropic) from the sources on this page, with general growing knowledge where they are silent. Check before relying on it.

Life form, climate and native range: World Checklist of Vascular Plants, Royal Botanic Gardens, Kew (CC BY 3.0), reformatted; see Plants of the World Online.

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