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Allium triquetrum

Three cornered leek

Garden

Wishlist

  • Allium triquetrum | Copyright Greenplantswap 2019

Features

  • BloomsApril to June
  • Height0.3m to 0.35m
  • Spread0.1m to 0.25m
  • Growth HabitRosette
  • Flower ColourWhite
  • Leaf ColourPale green

Description

Allium triquetrum (Three cornered leek). The species produces a dense clump of green leaves and white bell-shaped flowers, with dark green mid-veins, held in umbels which will bloom in early spring. The leaves smell of onion when crushed. The species name comes from the three-cornered pedicels, or flower stalks.

Characteristics

Perennial, Deciduous, Bulb, Herbaceous, Bulb or Herb

Other common names

Triquetrous leek, onion weed

Origin

S. Europe, Mediterranean.

Interest and use

These plants work well for ornamental value under shrubs, under trees and in less managed, 'wild' areas of the garden.

For culinary use, these plants can be used raw in salads and sauces, as well as cooked and taste like a mild-tasting leek.

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  • Allium triquetrum | Copyright Greenplantswap 2019

Needs

  • LightFull sun or Part shade
  • HardinessHardy (min -10°C)
  • SoilLight, Medium
  • Soil pH6.0 to 8.0
  • WaterMoist

Cultivation

It commonly naturalizes and can sometimes become a nuisance.

Propagation

By seed or division of the plants after they have flowered.

Pests, diseases or disorders

Prone to white rot, downy mildew, eelworm, rust and onion fly.

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