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Geranium sanguineum

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© RHS 2000

Characteristics

Plant type

Herbaceous Perennial

Habit

Trailing

Origin

Native to the UK

Resilience

Hardiness

old H4 (hardy)

Colour

Flower

Pink and Purple in Summer

Foliage

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

bloody cranesbill

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. sanguineum is a spreading rhizomatous perennial to 20cm, with palmately lobed leaves divided into narrow lobes, and vivid magenta-pink flower 3-4cm across throughout summer

Other common names

  • blood-red cranesbill

How to grow

Sunlight

  • Full sun
  • Part shade

Aspect

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

Cultivation

Good for rock garden or effective as groundcover

Soil

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

Propagation

Propagate by seed, basal cuttings or division

Suggested planting locations and garden types

Cottage/Informal Garden, Flower borders and beds, Ground Cover, Low Maintenance, Wildflower meadow, Rock Garden or Wildlife Gardens


How to care

Pruning

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

Pests

May get vine weevil, capsid bug and sawflies

Diseases

May be affected by a downy mildew and powdery mildews