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Astilbe chinensis var. pumila AGM

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© RHS 2002

Characteristics

Plant type

Alpine/Rockery, Bog or Herbaceous Perennial

Habit

Clump-forming

Resilience

Hardiness

H5 (hardy - cold winter)

Colour

Flower

Pink and Purple in Summer

Foliage

Dark Green in Autumn, Spring and Summer

Size

Ultimate height

0.1-0.5 metres

Ultimate spread

0.1-0.5 metres

Time to ultimate height

2-5 years


Preferred common name

dwarf Chinese astilbe

Family

Saxifragaceae


Astilbe are rhizomatous herbaceous perennials with attractive, usually ternately divided leaves and erect plume-like panicles of tiny white, pink or purple flowers in summer. The old, brown flower-heads remain attractive in autumn

A. chinensis var. pumila is an herbaceous perennial forming a spreading clump to 30cm in height, with dark green, deeply cut leaves and dense, fluffy spikes of rosy-mauve flowers

Synonym(s)

  • Astilbe chinensis minima
  • Astilbe chinesis 'Pumila'
  • Astilbe pumila

How to grow

Sunlight

  • Full sun
  • Part shade

Aspect

  • South-facing, West-facing or East-facing
  • Exposed or Sheltered

Cultivation

Good for moist or boggy situations. Are not suitable for soils that dry out.

Soil

  • Poorly-drained or Moist but well-drained
  • Acid, Alkaline or Neutral
  • Loam

Propagation

Propagate by division in late winter or early spring, pot divisions under glass and plant out in late spring.

Suggested planting locations and garden types

Cottage/Informal Garden, Ground Cover or Rock Garden


How to care

Pruning

Cut back after flowering

Pests

Generally pest free

Diseases

Powdery mildews may be troublesome