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Ceanothus ‘Autumnal Blue’

Californian lilac

Garden

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  • Ceanothus ‘Autumnal Blue’ | Copyright Greenplantswap 2017

Features

  • BloomsAugust to October
  • Height1.5m to 3m
  • Spread1.5m to 3.5m
  • Growth HabitBranched oval
  • Flower ColourBlue shades
  • Leaf ColourGreen shades
  • AwardsRHS Garden Merit

Description

Ceanothus ‘Autumnal Blue’ (Californian lilac). An evergreen shrub bearing large, glossy, bright green leaves and panicles of large, pale to medium blue flowers appearing from late summer to mid autumn.

Characteristics

Evergreen, Fragrant

Origin

W.Canada, United States and Mexico

Interest and use

Autumn interest.

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  • Ceanothus ‘Autumnal Blue’ | Copyright Greenplantswap 2017

Needs

  • LightFull sun
  • HardinessFully hardy (min -15°C)
  • SoilClay, Well drained, Chalky
  • Soil pH7.0
  • WaterSemi-moist

Cultivation

They are frost to half hardy; in cold areas you should plant against a south or west facing wall. They will need a sheltered site in full sun and light well drained soil. Remember to cut out the dead wood from the evergreens in the spring and trim their side shoots after flowering. Cut back shoots of deciduous species to basal framework in early spring.

Propagation

You can propagate by greenwood or heel cuttings in the summer.

Pests, diseases or disorders

Susceptible to honey fungus and scale insects.

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