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Ornamental Onion

Allium caeruleum

Blue-of-the-Heavens, Azure-flowered garlic, Blue-flowered garlic

Linear mid-green leaves, clasping the stems. Dense round heads of bright blue, small star-shaped flowers on stiff stems in early summer

Planning

Difficulty
Moderate
Flowering time
Summer

Propagation

Seed
Propagate by seed, sowing in containers in a cold frame when just ripe or in the spring.
Division
Remove offsets in autumn.

Geography

Origin
China, Asia

Environment

Light
Full Sun
Soil moisture
Dry
Soil type
Chalk, Clay, Loam, Sand
Soil PH preference
Acid, Alkaline, Neutral
Frost hardiness
Hardy

Uses

Notes
Suited to flower borders and beds Cut Flowers. Also makes great with underplanting of Roses and Shrubs in a Cottage & Informal Garden.

Personality

Family
Amaryllidaceae
Flower colour
Blue

Problems

Generally pest and disease free can be affected by Onion white rot and powdery mildew.
Powdery mildew
Powdery mildew
Erysiphaceae

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