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Allium tricoccum (Wild leek)

Other names: Wild garlic, Wood leek, Ramp, Ramps, Ramson, Aglitheis tricoccum, Ophioscorodon tricoccum, Validallium tricoccum

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Species
A. tricoccum is a clump-forming, deciduous, bulbous perennial with slender, ovoid, white, edible bulbs, edible, elliptic to strap-shaped, mid-green leaves, and an erect stem bearing an umbel of star-shaped, white flowers blooming in summer after the leaves have died. Flowers are followed by spherical, glossy, black seeds.
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Season of interest

Flower

Spring Summer Autumn Winter
Flower

Foliage

Spring Summer Autumn Winter
Foliage
Height and spread

Height and spread

Size Max height Max spread To maturity
0.3 m 0.3 m 2-5 years
0 ft 0 ft 2-5 years

Where to grow

Soil type
  • Chalky
  • Clay
  • Loamy
  • Sandy
Soil drainage
  • Moist but well-drained
  • Moisture-retentive
Soil pH
  • Acid
  • Alkaline
  • Neutral
Sunlight
  • Partial Shade
Aspect
  • East
  • West
  • South
Exposure
  • Sheltered

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Additional plant details

Cultivation

Plant bulb 5-10cm deep in early autumn in humus-rich, preferably moist soil in partial shade. Tolerates sun and moist but well-drained conditions. Add sand or grit to heavy clay to avoid waterlogged conditions. A. tricoccum is a protected species in Quebec, Canada. It is a species of 'special concern' in Maine, Rhode Island, and Tennessee.

Suggested uses

Gravel, Architectural, Flower Arranging, Beds and borders, Cottage/Informal, Flavouring food and drinks, Add to salads

UK hardiness

H7

USDA zones

Zone 4, Zone 5, Zone 6, Zone 7

Sunset zone

WUCOLS

North-Central Coastal = Moderate/Medium
Central Valley = Moderate/Medium
South Coastal = Moderate/Medium
South Inland = Moderate/Medium
High and Intermediate Desert = Inappropriate
Low Desert = Inappropriate

Foliage

Deciduous

Habit

Clump-forming, Erect flower stem

Native to

Eastern North America

Drought tolerant

No

Flood tolerant

No

Fragrance

Foliage has a strong garlic fragrance

Toxicity

Not toxic

Plant care

Pruning

Remove leaves only after they have completely died down.

Propagation methods

Seed, Division

Propagation

Seed needs a warm, moist period followed by a cold, moist period. Sow outdoors in spring. Germination should occur the following spring. Alternatively, mix seed with compost, place mix in a sealed, plastic bag and keep in a warm place 26-27C (80F) for 60-

Pests

Pest free, may suffer from slugs on new growth.

Diseases

Onion rot

Divide and replant after flowering

Add grit to clay soils to improve the drainage

Separate bulb offsets

Plant Allium, Erythronium, Colchicum and Galtonia bulbs

Remove faded or dead foliage (optional)

Other plants

Plants in this Genus (0)

Allium

Companion plants (0)

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