Geranium wlassovianum

RHS Plant Profile
Wlassov's cranesbill

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Wlassov's cranesbill RHS
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Herbaceous Perennial
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A clump-forming, softly hairy, herbaceous perennial growing to about 60cm in height and spread. The leaves are flushed with purple-bronze in spring and summer and red in autumn. Bears loose sprays of long-lasting, purple-pink or pink flowers with five distinct petals, from midsummer to early autumn

Position

Full sun, Partial shade

Soil Types

Chalk, Clay, Loam

Max Height

0.5-1 metres

Max Spread

0.5-1 metres

Size

Time to Maturity
2–5 years
Max Spread
0.5-1 metres
Max Height
0.5-1 metres

Growing Conditions

Chalk Clay Loam
Moisture
Moist but well–drained
pH
Acid or Alkaline or Neutral

Position

Full sun Partial shade
Aspect
South–facing or North–facing or West–facing or East–facing
Exposure
Exposed or Sheltered
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 & Scent

Season Stem Flower Foliage Fruit
Spring
Summer
Autumn
Winter

Botanical Details

Family
Geraniaceae
Native to GB/Ireland
No
Foliage
Deciduous
Habit
Bushy
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
Correct
Plant Range
E Russia to China

How to Grow

Cultivation

Generally easy to grow but prefers a moist soil

Propagation

Divide in spring or take basal, softwood cuttings in early or mid spring and root with bottom heat

Suggested planting locations and garden types

  • Coastal
  • Cottage and informal garden
  • Wildlife gardens
  • Flower borders and beds
  • Ground cover
  • Banks and slopes
  • Underplanting of roses and shrubs

Pruning

No pruning required

Pests

May be damaged by vine weevil larvae, sawfly larvae, capsid bug, slugs and snails

Diseases

May be susceptible to a virus, downy mildews or powdery mildews in dry conditions