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Herbaceous Perennial

Geranium himalayense 'Irish Blue'
  • RHS Plants for pollinators

Himalayan cranesbill 'Irish Blue'

A rhizomatous perennial forming a compact mat of green deeply lobed foliage which may colour well in autumn. Pale blue cupped flowers with a blush of pink, 4-6cm wide flowering in the summer and often again in autumn

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Size
Ultimate height
0.1–0.5 metres
Time to ultimate height
2–5 years
Ultimate spread
0.5–1 metres
Growing conditions
Chalk
Clay
Loam
Sand
Moisture
Moist but well–drained
pH
Acid, Alkaline, Neutral
Colour & scent
StemFlowerFoliageFruit
Spring Green
Summer Blue Pink Green
Autumn Blue Pink Green
Winter
Position
  • Full sun
  • Partial shade
Aspect

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

Exposure
Exposed or Sheltered
Hardiness
H5
Botanical details
Family
Geraniaceae
Native to GB / Ireland
No
Foliage
Deciduous
Habit
Matforming, Clump forming
Potentially harmful
Harmful if eaten. Wear gloves and other protective equipment when handling. Pets: Harmful if eaten. For further information and contact numbers regarding pets, see the HTA guide to potentially harmful plants
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 any, moderately fertile soil apart from waterlogged soils. Full sun or partial shade is best but shade is tolerated

Propagation

Propagate by division in spring or propagate by basal cuttings in early to mid spring and root with bottom heat

Suggested planting locations and garden types
  • Cottage and informal garden
  • Wildlife gardens
  • Low Maintenance
  • Flower borders and beds
  • Ground cover
  • Underplanting of roses and shrubs
Pruning

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

Pests

May be susceptible to vine weevil, capsid bug, geranium sawfly, slugs and snails

Diseases

Maybe susceptible to Powdery mildews, a downy mildew and a virus

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