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dark blue garlic | Plant Finder | Fill My Garden

Home/Plants/Bulbs

Plants > Bulbs

dark blue garlic

Allium cyaneum

★ RHS AGMPollinator FriendlyFragrant

Genus: Allium
Family: Amaryllidaceae

About this plant

A bulbous perennial to 25cm, spreading by short rhizomes to make a clump, with sparse, narrow leaves and small heads of intense violet-blue flowers

Growing Information

Height

0.1-0.5 Metres

Spread

0-0.1 Metre

Hardiness

Foliage

Deciduous

Growing Conditions

Sunlight

Full Sun

Soil

ClayChalkLoamSandy

AcidAlkaline

Not Currently Available

This plant is not currently stocked at any garden centres on our platform.

Neutral

Moisture

Poorly DrainedWell Drained

Aspect

West FacingNorth FacingEast FacingSouth Facing

Exposure

Exposed

Care Guide

Cultivation

Easy to grow in fertile well-drained soil. Add grit when grown in clay soils to improve drainage. See allium cultivation for further advice

Pruning

No pruning required

Propagation

Propagate by seed, sowing in containers in a cold frame when just ripe or in the spring. Alternatively, remove offsets in autumn

Pests

Generally pest free

Diseases

Generally trouble-free: Onion white rot and a downy mildew may occur

Garden Uses

Uses

Cottage InformalFlower BordersGround CoverHedging ScreensPatio ContainerWall Side Borders

Planting Places

OutdoorConservatory

Season of Interest

SpringSummer

Size & Characteristics

Height

0.1-0.5 Metres

Spread

0-0.1 Metre

Habit

Bushy

Time to Full Height

Five To Ten Years