• AGM plants

    AGM plants have been through a rigourous trial and assessment programme. They are:

    • Excellent for ordinary use in appropriate conditions
    • Available to buy
    • Of good constitution
    • Essentially stable in form & colour
    • Reasonably resistant to pests & diseases

Geranium asphodeloides

Asphodel crane's bill

Asphodel crane's bill

© � RHS

  • Other common names Asphodel crane's bill

  • 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

  • Family Geraniaceae / Geraniaceae

  • Species G. asphodeloides is a spreading deciduous perennial to 40cm tall, with small, rounded, deeply lobed leaves and profuse white or light pink flowers 2cm wide, with conspicuous magenta veins on the rounded petals, in early summer

  • Plant range S Europe


  • Foliage Deciduous

  • Habit Bushy



  • Full Sun

  • Partial Shade

  • Aspect South-facing or West-facing or East-facing

  • Exposure Exposed or Sheltered


  • Chalk


  • Chalk


  • Chalk


  • MoistureMoist but well-drained, Well-drained

  • SoilSand, Chalk, Loam

  • pHAcid, Alkaline, Neutral


  • Ultimate height

    0.1-0.5 metres

  • Ultimate spread

    0.1-0.5 metres

  • Time to ultimate height

    2-5 years

How to grow

Cultivation Grows best in moderately fertile, well-drained soil in full sun or partial shade, but most soils (unless waterlogged) in either sun or shade are tolerated

Propagation Divide between early autumn and early spring or increase by basal cuttings in early or mid-spring. Propagate by seed as soon as ripe or in spring

Suggested planting locations and garden types Flower borders and beds Ground Cover Underplanting of Roses and Shrubs Cottage & Informal Garden Gravel Garden Rock Garden

How to care

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, slugs and snails

Diseases Downy mildew and a virus are occasional problems. Powdery mildew in dry conditions may be troublesome

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