Anemone blanda

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winter windflower

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winter windflower RHS
winter windflower RHS
winter windflower RHS

Other common names

sapphire anemone

Synonyms

Anemone blanda mixed

Award of Garden Merit
Herbaceous Perennial
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Spreading perennial to 15cm tall, quickly forming large clumps, with broadly oval, segmented, dark green stem and basal leaves with lobed leaflets. Flowers 3-4cm in width, are violet-blue, pink or white, opening in spring above the leaves

Position

Full sun, Partial shade

Soil Types

Chalk, Loam, Sand

Max Height

0.1-0.5 metres

Max Spread

0.1-0.5 metres

Size

Time to Maturity
2–5 years
Max Spread
0.1-0.5 metres
Max Height
0.1-0.5 metres

Growing Conditions

Chalk Loam Sand
Moisture
Well–drained
pH
Acid or Alkaline or Neutral

Position

Full sun Partial shade
Aspect
East–facing or South–facing or West–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)
H6

Colour & Scent

Season Stem Flower Foliage Fruit
Spring
Summer
Autumn
Winter

Botanical Details

Family
Ranunculaceae
Native to GB/Ireland
No
Foliage
Deciduous
Habit
Clump forming
Potentially harmful
Ingestion may cause mild stomach upsetcontact may irritate skin. Wear gloves and other protective equipment when handling
Genus
Anemone are herbaceous perennials with fibrous, rhizomatous or tuberous rootstocks, palmately lobed leaves and saucer-shaped, usually 5-petalled flowers
Name Status
Correct
Plant Range
SE Europe, SW Asia

How to Grow

Cultivation

Grow in well-drained, humus-rich soil or a light, sandy soil in sun although tolerates partial shade. Needs dry dormancy after flowering. Mulch for winter protection. Can be grown in a container if garden soil not suitable. See anemone cultivation for further advice

Propagation

Propagate by division of tubers in summer when they are dormant

Suggested planting locations and garden types

  • City and courtyard gardens
  • Cottage and informal garden
  • Rock garden
  • Wildlife gardens
  • Underplanting of roses and shrubs
  • Flower borders and beds

Pruning

No pruning required

Pests

May be susceptible to leaf eelworms and damage from caterpillars and slugs

Diseases

May be susceptible to Powdery mildews