Anemone blanda 'White Splendour'

RHS Plant Profile

winter windflower 'White Splendour'

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. Large white flowers to 4cm across with pink-tinged backs, open in spring above the leaves

Position

Full sun, Partial shade

Soil Types

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

Loam Sand

Moisture: Well–drained
pH: Acid or Alkaline or Neutral

Position

Full sun Partial shade

Aspect: South–facing or East–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: Contact with sap 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: Accepted

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 the foliage dies down and the plants are dormant

Suggested planting locations and garden types

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

Pruning

No pruning required

Pests

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

Diseases

May be susceptible to Powdery mildews