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CERATOSTIGMA plumbaginoides

Commonly known as Shrubby plumbago

A perennial plant which provides good ground cover and deep blue flowers
Further Reading....

  • Deciduous - oval, bright-green leaves to 9cm (3in) long with bristly margins. Red tints in autumn.
  • Blue - deep blue
  • Height - 45cm (18in)
  • Spread - 30cm (12in)
  • Alpine or rock plant - These plants prefer well drained soil and are generally dwarf in habit.
  • Bulb/Corm or rhizomatous perennial - rhizomatous, spreading perennial with erect, red stems.
  • Ground cover - These plants are typically low growing and spread quickly to inhibit weed growth on areas of bare soil
  • Hardy - average winter - Hardy through most of the UK apart from inland valleys, at altitude and central/northerly locations. May suffer foliage damage and stem dieback in harsh winters in cold gardens. Plant can withstand temperatures down to -10°C (14°F)
  • Full sun
  • Additional Features - Good to know - - introduced into UK by Robert Fortune in 1845.
  • Pests & Diseases - powdery mildew.
  • Place of origin - western China.
  • Resistant to honey fungus - These plants have little or few problems with honey fungus.
  • Flower Shape - Spikes - - flowers to 2cm (¾in) across in terminal spikes
  • Garden Location/Conditions - Rockery (inc alpine) -
  • Hardiness - Frost hardy (down to -5) -
  • Pruning group - Pruning group 7
    Suitable for: Evergreen shrubs that flower on previous year's growth in Spring, or current year's growth in late Summer/Autumn.
    Action: Cut back flowered shoots to within 1 inch of previous year's growth.
    When: Annually after flowering or in Spring if flowering on current year's growth.

    RHS group 10
  • Seasonal Interest - Autumn -
  • Soil Conditions - Medium to light, fertile, well drained soil -
  • Wildlife - Bee friendly -
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Ceratostigma - Growing Guide
45cm (18in)
bulb/corm - guide for size not form Hand Trowel
  30cm (12in)
 

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