• AGM plants

    AGM plants have been through a rigorous 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 macrorrhizum 'Czakor'

cranesbill 'Czakor'

cranesbill 'Czakor'

© RHS

  • Other common names cranesbill 'Czakor'

  • Family Geraniaceae

  • 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

  • Details 'Czakor' is a mat-forming perennial to around 20cm high with aromatic, deeply lobed, semi-evergreen foliage. Bright, magenta-pink flowers appear in late spring and early summer

Characteristics

  • Foliage Semi-evergreen

  • Habit Mat forming

  • Fragrance Leaf

  • Hardiness

    Hardiness ratings

    All ratings refer to the UK growing conditions unless otherwise stated. Minimum temperature ranges (in degrees C) are shown in brackets

    • H1a - Under glass all year (>15C)
    • H1b - Can be grown outside in the summer (10 - 15)
    • H1c - Can be grown outside in the summer (5 - 10)
    • H2 - Tolerant of low temperatures, but not surviving being frozen (1 to 5)
    • H3 - Hardy in coastal and relatively mild parts of the UK (-5 to 1)
    • H4 - Hardy through most of the UK (-10 to -5)
    • H5 - Hardy in most places throughout the UK even in severe winters (-15 to -10)
    • H6 - Hardy in all of UK and northern Europe (-20 to -15)
    • H7 - Hardy in the severest European continental climates (< -20)

    H7

Colour

Sunlight

  • Full Sun

  • Partial Shade

  • Full Shade

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

  • Exposure Exposed or Sheltered

Soil

  • Sand

    Sand

  • Loam

    Loam

  • Chalk

    Chalk

  • Clay

    Clay

  • MoistureMoist but well-drained, Well-drained

  • SoilSand, Loam, Chalk, Clay

  • pHAcid, Alkaline, Neutral

Size

  • Ultimate height 0.1-0.5 metres

  • Ultimate spread 0.5-1 metres

  • Time to ultimate height 2-5 years

How to grow

Cultivation Useful as it is one of the few plants that can tolerate dry shade. Will grow in any, moderately fertile soil apart from waterlogged soils. Full sun or any type of shade

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 Flower borders and beds Ground Cover Underplanting of Roses and Shrubs Low Maintenance Drought Resistant Cottage & Informal Garden

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

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