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Ceanothus impressus

Santa Barbara ceanothus

A spreading, evergreen shrub to about 1.5m high and 2.5m across. It has small, dark green leaves and rounded, terminal clusters of dark blue flowers in mid- to late spring

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Size
Ultimate height
1–1.5 metres
Time to ultimate height
2–5 years
Ultimate spread
1.5–2.5 metres
Growing conditions
Loam
Sand
Moisture
Well–drained
pH
Acid, Alkaline, Neutral
Colour & scent
StemFlowerFoliageFruit
Spring Blue Green
Summer Green
Autumn Green
Winter Green
Position
  • Full sun
Aspect

South–facing or West–facing

Exposure
Sheltered
Hardiness
H4
Botanical details
Family
Rhamnaceae
Native to the UK
No
Foliage
Evergreen
Habit
Bushy
Genus

Ceanothus can be evergreen or deciduous shrubs or small trees, with simple leaves and small blue, pink or white flowers in profuse axillary or terminal clusters. They are fast-growing but may be short-lived

Name status

Correct

Plant range
C California

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How to grow

Cultivation

Grow in fertile, well-drained soil in full sun with shelter from strong, cold winds. Lime tolerant but may become chlorotic on shallow chalk soils. See ceanothus cultivation

Propagation

Root semi-ripe cuttings in mid- to late summer

Suggested planting locations and garden types
  • City and courtyard gardens
  • Coastal
  • Cottage and informal garden
  • Gravel garden
  • Mediterranean climate plants
  • Banks and slopes
  • Flower borders and beds
  • Wall side borders
Pruning

Pruning group 8 after flowering or pruning group 13 if wall trained

Pests

Generally trouble free

Diseases

Susceptible to honey fungus

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