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Achillea 'Summerwine' AGM

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© RHS 1998

Characteristics

Plant type

Herbaceous Perennial

Habit

Columnar/Upright

Toxicity

Resilience

Hardiness

H7 (very hardy)

Colour

Flower

White and Dark Red in Summer

Foliage

Dark Green in Spring and Summer

Size

Ultimate height

0.5-1 metres

Ultimate spread

0.1-0.5 metres

Time to ultimate height

2-5 years


Preferred common name

yarrow 'Summerwine'

Family

Asteraceae


Achillea can be mat-forming or upright perennials, mostly herbaceous, with sometimes aromatic, pinnately divided or simple and toothed leaves and flattened clusters of small, daisy-like flower-heads

'Summerwine' is a perennial with divided, dark green leaves and white-eyed, crimson flowers in loose, flattened heads which fade to buff-pink

How to grow

Sunlight

  • Full sun

Aspect

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

Cultivation

An open sunny position in a moist but well-drained soil is best, but it will tolerate most situations apart from heavy, wet clay in winter

Soil

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

Propagation

Propagate by division in spring

Suggested planting locations and garden types

Flower borders and beds, Cut Flowers, Gravel Garden, Coastal, Prairie Planting, Cottage/Informal Garden or Wildlife Gardens


How to care

Pruning

Cut back untidy foliage in spring

Pests

Can get aphids

Diseases

May suffer from powdery mildews