Allium Species, Three-cornered Garlic, Three-cornered Leek, Stinking Onions, Onion Weed

Alliumtriquetrum

Family
Amaryllidaceae (am-uh-ril-id-AY-see-ee)
Genus
Allium (AL-ee-um)
Species
triquetrum (try-KWET-rum)
Synonym
Allium medium
Allium opizii
Other Details
Water Requirements
Foliage Color
Where to Grow
Suitable for growing in containers
Bloom Characteristics
Bloom Size
Other details
Soil pH requirements
Patent Information
Propagation Methods
Seed Collecting
Regional

This plant is said to grow outdoors in the following regions:

Alameda, California

Albany, California

Citrus Heights, California

Crescent City, California

Hayward, California

Redwood City, California

San Francisco, California

Winnetka, Illinois

Baton Rouge, Louisiana

Burt, New York

Holly Springs, North Carolina

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Gardener's Notes:

2
positives
1
neutral
1
negative
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D
Niagara Falls, NY (Zone 6a) | February 2021 | positive

This has been growing for at least 10 years in my zone 6 dry oak woods where it never seems to set seeds and increases quite slowly by of...Read More

M
Holly Springs, NC (Zone 7b) | November 2009 | positive

This plant is hardy in my zone 7b so I am not sure how zone 10 came to be listed. At any rate, this is a beautiful little shade plant. It...Read More

S
Alameda, CA (Zone 9b) | March 2008 | negative

A nasty weed in my garden. It is difficult to remove it all via hand pulling, and the tiniest bits left behind resprout. They can't be ...Read More

W
Jones Creek, TX (Zone 9a) | June 2006 | neutral

This plant is said to be Circa 1789, shade loving naturalizer with pendant creamy white bell shaped flowers with green veins.

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