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Anchusa officinalis (Alkanet)

Skill rating
skill rating
Maintenance level
2 hours care
per year
Ultimate height
Max height
Ultimate spread
Max spread
Time to maturity
2-5 years
To maturity

Botanical name: Anchusa officinalis

Other names: Alkanet, Common bugloss, Common anchusa

Genus: Anchusa

Species: A. officinalis - A. officinalis is an upright perennial with hairy, lance-shaped leaves, hairy stems, and deep purple to blue flowers with white centres in summer through early autumn

Anchusa officinalis is: Deciduous

Flower: Blue in Summer; Blue in Autumn

Foliage: Dark-green in Spring; Dark-green in Summer; Dark-green in Autumn

Habit: Erect, Upright

Watch out for

Specific pests: Leaf-mining sawflies

Specific diseases: Powdery mildew

General care

Pruning: Deadhead to encourage a second flush of flowers. Cut back top growth after flowering to encourage a rosette of foliage.. REGISTER to read more...

Propagation methods: Seed, Root cuttings, Softwood cuttings. REGISTER to read more...

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Anchusa officinalis (Alkanet) will reach a height of 0.6m and a spread of 0.4m after 2-5 years.

Suggested uses: Beds and borders, Wildlife, Gravel

Cultivation: Grow in any moist but well-drained soil in full sun. Will perform best in dry, sandy sites.

Soil type: Chalky, Loamy, Sandy

Soil drainage: Moist but well-drained, Well-drained

Soil pH: Acid, Alkaline, Neutral

Aspect: North, South, East, West

Exposure: Sheltered

Hardiness: Hardy (H4)

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This plant likes... Garden match
Soil types: Chalky, Loamy, Sandy Tell us...
Soil drainage: Moist but well-drained, Well-drained Tell us...
Soil pH: Acid, Alkaline, Neutral Tell us...
Aspect: North, South, East, West Tell us...
Exposure: Sheltered Tell us...
Hardiness: Hardy (H4) Tell us...


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