Allium, Fragrant Yellow Allium, Small Yellow Onion

Alliumflavum

Family
Amaryllidaceae (am-uh-ril-id-AY-see-ee)
Genus
Allium (AL-ee-um)
Species
flavum (FLA-vum)
Synonym
Allium nitschmannii
Allium ruthenicum
Allium valdense
Allium valdensium
Allium webbii
Sun Exposure
Sun to Partial Shade
Foliage
Herbaceous
Shiny/Glossy
Height
6-12 in. (15-30 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)
Bloom Color
Bright Yellow
Bloom Time
Mid Summer
Other Details
Category
Alpines and Rock Gardens
Bulbs
Water Requirements
Foliage Color
Blue-Green
Where to Grow
Bloom Characteristics
This plant is attractive to bees, butterflies and/or birds
Bloom Size
Other details
Soil pH requirements
Patent Information
Non-patented
Propagation Methods
By dividing rhizomes, tubers, corms or bulbs (including offsets)
From seed; winter sow in vented containers, coldframe or unheated greenhouse
From seed; stratify if sowing indoors
From seed; germinate in a damp paper towel
Seed Collecting
Collect seedhead/pod when flowers fade; allow to dry
Regional

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

Fox, Alaska

Pleasant Valley, Alaska

Denver, Colorado

Mount Prospect, Illinois

Barbourville, Kentucky

Beverly, Massachusetts

Minneapolis, Minnesota

Southold, New York

MOUNT HOOD PARKDALE, Oregon

Bethlehem, Pennsylvania

Kalama, Washington

Seattle, Washington

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Gardener's Notes:

1
positive
1
neutral
0
negative
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T
Beverly, MA | July 2012 | positive

Allium flavum has been growing in my zone 6-A garden for five years. I look forward to its blooms each June/July. The lemon yellow flow...Read More

S
Oklahoma City, OK (Zone 7a) | November 2004 | neutral

Prefers full sun. Soil should be relatively dry. Flowers are a dainty yellow.

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