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Herbaceous Perennial

Geranium subcaulescens 'Splendens'
  • RHS AGM
  • RHS Plants for pollinators

grey cranesbill 'Splendens'

'Splendens' forms a compact evergreen clump of rounded, dark grey-green leaves and vivid reddish-purple flowers 2.5cm wide in late spring and early summer

Synonyms
Geranium cinereum var. subcaulescens 'Splendens'
Geranium cinereum subsp. subcaulescens var. subcaulescens 'Splendens'
see moreGeranium cinereum 'Splendens'
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Size
Ultimate height
Up to 10cm
Time to ultimate height
2–5 years
Ultimate spread
0.1–0.5 metres
Growing conditions
Chalk
Clay
Loam
Sand
Moisture
Moist but well–drained, Well–drained
pH
Acid, Alkaline, Neutral
Colour & scent
StemFlowerFoliageFruit
Spring Purple Green
Summer Purple Green
Autumn Green
Winter Green
Position
  • Full sun
  • Partial shade
Aspect

South–facing or North–facing or West–facing or East–facing

Exposure
Exposed or Sheltered
Hardiness
H5
Botanical details
Family
Geraniaceae
Native to the UK
No
Foliage
Evergreen
Habit
Matforming
Genus

Geranium can be annuals, biennials and perennials, herbaceous or evergreen, with rounded, usually palmately lobed or divided leaves, and lax inflorescences of rounded, 5-petalled flowers

Name status

Accepted

How to grow

Cultivation

Grow in moderately fertile well-drained soil in full sun or partial shade. Most soils, unless waterlogged, in either sun or shade are tolerated

Propagation

Propagate by division between early autumn and early spring or cut back plants after flowering in summer then divide, replant and water well

Suggested planting locations and garden types
  • Gravel garden
  • Patio and container plants
  • Cottage and informal garden
  • Rock garden
  • Ground cover
  • Flower borders and beds
  • Underplanting of roses and shrubs
Pruning

Remove flowered stems and old leaves to encourage the production of fresh leaves and flowers

Pests

May be damaged by vine weevil larvae, Geranium sawfly larvae, capsid bug or slugs and snails

Diseases

May be susceptible to downy mildews and powdery mildews

Get involved

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