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Geranium asphodeloides

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© RHS

Characteristics

Plant type

Herbaceous Perennial

Habit

Bushy

Resilience

Hardiness

old H4 (hardy)

Colour

Flower

Pink and White in Summer

Foliage

Green in 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

asphodel crane's bill

Family

Geraniaceae


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

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

How to grow

Sunlight

  • Full sun
  • Part shade

Aspect

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

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

Soil

  • Moist but well-drained or Well-drained
  • Acid, Alkaline or Neutral
  • Sand, Chalk or Loam

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

Cottage/Informal Garden, Flower borders and beds, Gravel Garden, Ground Cover, Underplanting of Roses and Shrubs or 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