Allium triquetrum
Allium triquetrumfam. Liliaceae
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medicinaledibleperennialherbsperennialnative euculinaryedible rootornamentaledible leavesmedicinaledible
Pl. C8F0 — Allium triquetrum
Allium triquetrumAllium triquetrumAllium triquetrumAllium triquetrumAllium triquetrumAllium triquetrumAllium triquetrumAllium triquetrumAllium triquetrumAllium triquetrumAllium triquetrumAllium triquetrumAllium triquetrumAllium triquetrum
IOverview
Overview
Allium triquetrum, commonly known as the three-cornered leek, is a perennial plant native to regions including Algeria, Baleares, Corse, France, Italy, Morocco, Portugal, Sardegna, Sicilia, Spain, and Tunisia. This member of the Alliaceae family thrives in moist conditions with partial sun or shade, making it adaptable to various light levels. With a height of 0.4 meters, this plant is known for its edible parts—leaves, flowers, and roots—which can be harvested for culinary use. Its distinctive feature lies in its triangular stem, which gives the plant its name.
Quick answers
What is Allium triquetrum?
Allium triquetrum, commonly known as the three-cornered leek, is a perennial plant native to regions including Algeria, Baleares, Corse, France, Italy, Morocco, Portugal, Sardegna, Sicilia, Spain, and Tunisia.
What is Allium triquetrum used for?
Traditionally used for digestion. Each claim is evidence-rated — see Section II for full citations.
Best for
Top 1 evidence-ranked use of Allium triquetrum
Clinicaluses · safety · chemistry · dosagemedicinal profile
IIBenefits & evidence
1 claim · 0 sources
Benefits & evidence
1 claim · 0 sources- Allium triquetrum, like other Allium species, has been traditionally used in European herbal medicine to support digestive health. A decoction of the leaves and flowers may help alleviate occasional indigestion or bloating.
The mechanism involves sulfur compounds such as allicin, which can stimulate gastric juice secretion and improve digestion. However, specific mechanisms for Allium triquetrum are not fully characterised.
IV·bMixology suggestions
1 draft
Mixology suggestions
1 draftEditorial drafts. These pairings are AI-suggested from traditional herbal lore. Always verify with a qualified herbalist before brewing.
Allium triquetrum support blend
generaltea
AI returned a direct ingredient list; normalized into one draft blend for editorial review.
Growingconditions · propagation · uses
VCultivation
Cultivation
Allium triquetrum thrives in full sun to partial shade and prefers moist soil that is light (sandy) or medium. It is hardy in temperate regions with a range of 7-10. Space plants about 20cm apart for best growth. This perennial can reach up to 0.4 meters in height and is edible, offering its leaves, flowers, and roots as culinary ingredients.
Light
Full sun, Partial sun/shade, Full shade
Water
Moist
Soil
Light (sandy), Medium
Hardiness
7-10
Life cycle
Perennial
Mature size
0.4 m tall
- Spacing
- 20cm
For first-time growers
How to grow Allium triquetrum for the first time
8steps
Start with planting Skip in a sunny spot and follow these simple steps for success.
- 1
What you'll need
Skip bulbs, well-draining soil, a garden fork or trowel.
- 2
Best time to plant
Plant Skip in early fall or late winter when the soil is still cool.
- 3
Soil and container prep
Choose a location with light to partial sun. Ensure the soil is well-draining, slightly sandy, and rich in organic matter.
- 4
Sowing or transplanting
Plant bulbs 20cm apart and about 5-7cm deep. Water thoroughly after planting.
- 5
First two weeks
Keep the soil moist but not waterlogged during this period to encourage root growth.
- 6
Ongoing care
Water regularly, especially in dry spells. Fertilize once a year with compost or well-rotted manure.
- 7
Harvest or pruning
Prune dead leaves and spent flowers to maintain the plant's health and appearance.
- 8
Common mistakes
Overwatering, planting in heavy soil, neglecting to mulch, not providing enough sunlight, and using chemical fertilizers.
VIEdible & utility
Edible & utility
Edible parts:FlowersLeavesRoot
Edible uses: The Allium triquetrum is eaten for its leaves, flowers, and roots. The leaves can be used fresh or dried, while the flowers are often consumed raw in salads. Roots are typically cooked before eating.
Other uses:Fragrance
Contextrange · companions · related
VIIDistribution
11 native · 18 introduced
Distribution
11 native · 18 introducedDistribution across2 continents· 11 native· 18 introduced
Europe8 regions
native (4)FranceItalyPortugalSpain
introduced (4)IrelandPortugalSpainUnited Kingdom
Africa3 regions
native (3)AlgeriaMoroccoTunisia
Broader regions
introduced:South Australia, Tasmania, Turkey-in-Europe, Argentina Northeast, Western Australia, Victoria, California, Cape Provinces, Falkland Is., New South Wales, New Zealand North, New Zealand South, Oregon
IXSpecimen gallery
1 image
Specimen gallery
1 imageXSee also
8 related
See also
8 relatedPlants you might compare or use together — scored by shared family (Liliaceae), common use cases, and growing requirements.
same family · Liliaceae
Botanical relatives — often share phytochemistry + growing needs.
XI
Explore further
Companion planting
Health goals
Compare with similar plants
Growing zone
XII
About this entry
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