Photo by Hans Hillewaert
This file is licensed under the Creative Commons Attribution-Share Alike 3.0 license.
Allium triquetrum
Also Known As
- Snowbell
- Three Cornered Leek
Plant type
perennial, bulb / corm / tuber
size
- H: 12"-18"
- W: 6"-12"
planting zones
- 6a-9b
Allium triquetrum plant details
Allium triquetrum is a broadleaf deciduous perennial bulb / corm / tuber with green foliage. In spring white flowers emerge. Features grassy texture. Attracts bees making it an excellent addition to pollinator gardens. Grows well with sun - mostly sun and regular - low water. Drought tolerant once established. Prefers to be dry in summer. Does well in average, gritty, rich and well-drained soil. A good option if you're seeking something heat tolerant and verticillium wilt resistant.
CHARACTERISTICS OF Allium triquetrum
- Plant type: perennial bulb / corm / tuber
- Plant family: amaryllidaceae
- Foliage: deciduous green
- Mature size: 6 IN - 12 IN - wide, 12 IN - 18 IN - tall
- Flowers: white blooms in spring
- Uses: border plant, cutting garden, potentially invasive, rock garden, showy, summer dormant
GROWING CONDITIONS for Allium triquetrum
- USDA Zones: 6a - 9b
- Sun exposure: sun - mostly sun
- Watering frequency: regular - low
- Resistant to: deer and rabbit, heat and verticillium wilt
- Soil needs: average, gritty, rich and well-drained
Nursery contributed plant descriptions
Garden photo gallery of Allium triquetrum
By: Hans Hillewaert
This file is licensed under the Creative Commons Attribution-Share Alike 3.0 license.
View Original Photo
By: Kenpei
This file is licensed under the Creative Commons Attribution-Share Alike 3.0 license.
View Original Photo
By: Tigerente
This file is licensed under the Creative Commons Attribution-Share Alike 3.0 license.
View Original Photo
By: Kenpei
This file is licensed under the Creative Commons Attribution-Share Alike 3.0 license.
View Original PhotoGardening facts about Allium triquetrum plant
How to Grow Allium triquetrum
Sun Exposure
- sun - mostly sun
Water Needs
- regular - drought tolerant
Water Needs
- dry in summer
Soil Needs
- average
- well-drained
- rich
- gritty
Special Situation
- heat tolerant
- verticillium wilt resistant
Features
Foliage Color
- green
Flower Color
- white
Wildlife
- bees
- deer resistant
- rabbit resistant
Flower Season
- spring
Foliage Season
- deciduous
Texture
- grassy
Landscape groups by tags
See other plant types of Allium for your garden
aka Allium cernum, Lady's Leek, Nodding Onion, Wild Onion
Plant Type
Perennial, Bulb / Corm / Tuber
Zones
4a-9b
Size
Height: 18"-24"
Width: 12"-18"
- sun - dappled shade
- regular - drought tolerant
- dry when dormant
- dry in summer
Plant Type
Perennial, Bulb / Corm / Tuber
Zones
6a-9b
Size
Height: 12"-24"
Width: 12"-18"
- sun - mostly sun
- regular
Scientific Name: Allium nutans
Plant Type
Perennial, Herb, Bulb / Corm / Tuber
Zones
3a-10b
Size
Height: 12"-18"
Width: 6"-15"
- sun - mostly sun
- regular - drought tolerant
aka Allium sanbornii var. tuolumnense, Rawhide Hill Onion
Plant Type
Perennial, Bulb / Corm / Tuber
Zones
5a-10b
Size
Height: 6"-20"
Width: 2"-12"
- sun - dappled shade
- occasional - drought tolerant
- dry when dormant
- dry in summer
aka Allium luteum, Jeannine Golden Garlic
Plant Type
Perennial, Bulb / Corm / Tuber
Zones
3a-9b
Size
Height: 6"-12"
Width: 2"-18"
- sun - dappled shade
- regular - drought tolerant
- dry in summer
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