Allium, Ornamental Onion 'Hair'

Alliumvineale

Family
Amaryllidaceae (am-uh-ril-id-AY-see-ee)
Genus
Allium (AL-ee-um)
Species
vineale (vin-AH-lee)
Synonym
Allium sphaerocephalon
Sun Exposure
Full Sun
Foliage
Deciduous
Shiny/Glossy
Smooth
Height
18-24 in. (45-60 cm)
Spacing
3-6 in. (7-15 cm)
Hardiness
USDA Zone 4a: to -34.4 °C (-30 °F)
USDA Zone 4b: to -31.6 °C (-25 °F)
USDA Zone 5a: to -28.8 °C (-20 °F)
USDA Zone 5b: to -26.1 °C (-15 °F)
USDA Zone 6a: to -23.3 °C (-10 °F)
USDA Zone 6b: to -20.5 °C (-5 °F)
USDA Zone 7a: to -17.7 °C (0 °F)
USDA Zone 7b: to -14.9 °C (5 °F)
USDA Zone 8a: to -12.2 °C (10 °F)
USDA Zone 8b: to -9.4 °C (15 °F)
Danger
N/A
Bloom Color
Chartreuse (yellow-green)
Bloom Time
Late Spring/Early Summer
Mid Summer
Other Details
Category
Bulbs
Perennials
Water Requirements
Average Water Needs; Water regularly; do not overwater
Foliage Color
Where to Grow
Bloom Characteristics
Bloom Size
Other details
Soil pH requirements
6.1 to 6.5 (mildly acidic)
6.6 to 7.5 (neutral)
7.6 to 7.8 (mildly alkaline)
Patent Information
Non-patented
Propagation Methods
By dividing rhizomes, tubers, corms or bulbs (including offsets)
Seed Collecting
N/A: plant does not set seed, flowers are sterile, or plants will not come true from seed
Regional

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

San Bernardino, California

Denver, Colorado

Miccosukee Cpo, Florida

Chadwick, Illinois

Cherry Valley, Illinois

Chicago, Illinois

Winnetka, Illinois

Bloomfield, Iowa

Barbourville, Kentucky

Adamstown, Maryland

Nantucket, Massachusetts

Temperance, Michigan

Minneapolis, Minnesota

Marietta, Mississippi

Clinton Corners, New York

Dayton, Ohio

Grants Pass, Oregon

Portland, Oregon

Sherwood, Oregon

Danville, Pennsylvania

Fate, Texas

Salt Lake City, Utah

Bellingham, Washington

Kalama, Washington

Port Townsend, Washington(2 reports)

Seattle, Washington

Milwaukee, Wisconsin

show all

Featured Videos

Gardener's Notes:

6
positives
4
neutrals
5
negatives
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P
P
Chicago, IL | April 2021 | negative

This allium came into my garden anonymously with some other plant 3 years ago. I find it's flower unattractive. It's highly invasive and ...Read More

B
Bellingham, WA | January 2018 | negative

I thought this was "cute," and I planted about 10 each in three groups on a 750 sq. ft. green roof. But every seed -- and there are many...Read More

A
Calgary, AB (Zone 3b) | July 2016 | neutral

The information here is incorrect. 'Hair' is Allium vineale, not Allium sphaerocephalon, which is a separate, distinct, different species.

C
ROSLINDALE, MA | February 2014 | negative

Ugly. Not nearly as interesting in reality as the catalogs make it sound. Save your money for something with showy flowers or beautiful f...Read More

B
Miccosukee Cpo, FL | May 2011 | positive

This bulb grows well in Tallahassee, Florida in full sun. It does spread by seed but is not invasive. It looks great popping up among th...Read More

P
Winnetka, IL | November 2010 | neutral

Great Allium, but be forewarned that it self-seeds like crazy. Worth it, in my book!

M
Port Townsend, WA | July 2010 | positive

My hair alliums started blooming a few days ago and are adorable! They are not nearly as large as I thought they would be, being only a...Read More

J
Sherwood, OR | June 2010 | positive

Not spectacular, but I like them by my path, as they are about 4' high and easy to inspect closely: and so funny-looking. Real conversation starter.

Q
Bloomfield, IA (Zone 5b) | July 2009 | neutral

I love these, but I must have the only fertile ones because every year I end up with tons of these little buggers coming up all over, and...Read More

C
northwest, IL (Zone 5a) | February 2009 | negative

As it's green, it is invisible. Looks like a bad hair day.

F
(bestest fairy)Temperance, MI (Zone 5b) | June 2008 | positive

I LOVE mine-it is a beautiful vibrant shade of green and the flowers are a smidge smaller than a baseball. They are so unique, my neighbo...Read More

L
Seattle, WA | July 2006 | negative

The bulbs opened in June. What a disappointment.

The flowers are about the size and shape of a quarter (Amerian coin). ...Read More

S
Portland, OR (Zone 8b) | June 2006 | positive

An interesting little Allium supposedly a random mutation from a field of regular A. sphaerocephalon (According to Paghat's garden) howev...Read More

T
Marine City, MI (Zone 5a) | July 2005 | positive

I grow this bulb in my garden in zone 5. It is both unique and bizarre. A great conversation piece. The picture I have submitted was t...Read More

B
B
Baa
| June 2002 | neutral

Unusual sport found in a field of Allium vineale. It requires very well drained, fertile soil in full sun. Plant out bulbs about 4 inches...Read More

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