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Angled Onion

Allium Triquetrum

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Overview

Allium triquetrum, commonly known as the Angled Onion, is a perennial bulb featuring delicate, bell-shaped white flowers with a distinct green stripe, blooming in spring. Its stems are approximately 12-18 inches tall and exhibit a unique triangular cross-section. This plant prefers full sun to partial shade and well-draining soil. It is a low-maintenance choice, ideal for naturalizing in woodland or cottage garden settings. Beware, it may become invasive in some areas.

Sun Full, HalfWater MediumZones 5–9Type BulbClimate Temperate
Angled Onion (Allium Triquetrum) — Beware, it may become invasive in some areas
Angled Onion (Allium Triquetrum) — bulb with white bloomsAngled Onion (Allium Triquetrum) — bloom in the spring from March to MayAngled Onion (Allium Triquetrum) — Beware, it may become invasive in some areas; glossy green leaves that are around 0.4 to 0.6 inches wide and can, image 52Angled Onion (Allium Triquetrum) — It's important to note that it can be invasive in some regions; bulb with white blooms, image 66Angled Onion (Allium Triquetrum) — bulb with white blooms; the Angled Onion is also noted for its mildAngled Onion (Allium Triquetrum) — commonly known as the Angled Onion; this plant prefers full sun to partial shade and well-draining soil, image 47+82

Culture

Sun
Full, Half
Water
Medium
USDA zones
5–9

Shape & size

Classification

Type
Bulb
Family
Liliaceae
Climate
Temperate

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Photos (89)

Angled Onion (Allium Triquetrum) — Beware, it may become invasive in some areas
Angled Onion (Allium Triquetrum) — bulb with white blooms
Angled Onion (Allium Triquetrum) — bloom in the spring from March to May
Angled Onion (Allium Triquetrum) — Beware, it may become invasive in some areas; glossy green leaves that are around 0.4 to 0.6 inches wide and can, image 52
Angled Onion (Allium Triquetrum) — It's important to note that it can be invasive in some regions; bulb with white blooms, image 66
Angled Onion (Allium Triquetrum) — bulb with white blooms; the Angled Onion is also noted for its mild
Angled Onion (Allium Triquetrum) — commonly known as the Angled Onion; this plant prefers full sun to partial shade and well-draining soil, image 47
Angled Onion (Allium Triquetrum) — white flowers in the garden; beware, it may become invasive in some areas
Angled Onion (Allium Triquetrum) — though flowering is most prolific in areas receiving ample sunlight
Angled Onion (Allium Triquetrum) — bell-shaped white flowers with a distinct green stripe; bloom in the spring from March to May
Angled Onion (Allium Triquetrum) — bulb for full or half
Angled Onion (Allium Triquetrum) — bloom in the spring from March to May; it is a low-maintenance choice, ideal for naturalizing in woodland or cottage garden
Angled Onion (Allium Triquetrum) — bulb for full or half; it's important to note that it can be invasive in some regions
Angled Onion (Allium Triquetrum) — It is a low-maintenance choice, ideal for naturalizing in woodland or cottage garden settings
Angled Onion (Allium Triquetrum) — bulb for full or half; it's important to note that it can be invasive in some regions, image 69
Angled Onion (Allium Triquetrum) — Its stems are approximately 12-18 inches tall and exhibit a unique triangular cross-section; this versatile plant can handle
Angled Onion (Allium Triquetrum) — creating a soothing and elegant display.<br><br>In addition to its delicate beauty, image 35
Angled Onion (Allium Triquetrum) — which can be an intriguing sensory highlight; its stems are approximately 12-18 inches tall and exhibit a unique, image 60
Angled Onion (Allium Triquetrum) — Recognizable by its white; which can be an intriguing sensory highlight
Angled Onion (Allium Triquetrum) — adorned with a faint green stripe down each petal; white flowers in the garden
Angled Onion (Allium Triquetrum) — glossy green leaves that are around 0.4 to 0.6 inches wide and can reach lengths of up to 12 inches; preferring, image 62
Angled Onion (Allium Triquetrum) — It's important to note that it can be invasive in some regions
Angled Onion (Allium Triquetrum) — It is a low-maintenance choice, ideal for naturalizing in woodland or cottage garden settings; recognizable by its white
Angled Onion (Allium Triquetrum) — This plant prefers full sun to partial shade and well-draining soil; bell-shaped white flowers with a distinct, image 50
Photographs by 17 contributors

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