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Achillea 'Moonshine' AGM

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© RHS 1998

Characteristics

Plant type

Herbaceous Perennial

Habit

Columnar/Upright

Toxicity

Resilience

Hardiness

H7 (very hardy)

Colour

Flower

Pale Yellow in Autumn and Summer

Foliage

Grey/Silver in Autumn, 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 'Moonshine'

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

'Moonshine' is an herbaceous perennial to 60cm in height, with feathery grey-green foliage and erect, leafy stems bearing flat heads of small, light yellow flowers

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 to maintain vigour

Suggested planting locations and garden types

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


How to care

Pruning

Cut back untidy foliage in spring

Pests

Can get aphids

Diseases

May suffer from powdery mildews