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Herbaceous Perennial

Achillea 'Moonshine'
  • RHS AGM
  • RHS Plants for pollinators

yarrow 'Moonshine'

An herbaceous perennial to 60cm in height, with feathery, silvery grey-green foliage. Upright, branching, leafy stems bear flat heads of small, bright yellow flowers which appear over a long period from May through to September

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Size
Ultimate height
0.5–1 metres
Time to ultimate height
2–5 years
Ultimate spread
0.1–0.5 metres
Growing conditions
Chalk
Loam
Sand
Moisture
Moist but well–drained, Well–drained
pH
Acid, Alkaline, Neutral
Colour & scent
StemFlowerFoliageFruit
Spring Grey Silver Green
Summer Yellow Grey Silver Green
Autumn Yellow Grey Silver Green
Winter Grey Silver Green
Position
  • Full sun
Aspect

South–facing or West–facing or East–facing

Exposure
Exposed
Hardiness
H7
Botanical details
Family
Asteraceae
Native to GB / Ireland
No
Foliage
Evergreen
Habit
Columnar upright
Genus

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

Name status

Accepted

How to grow

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

Propagation

Propagate by division in spring to maintain vigour

Suggested planting locations and garden types
  • Gravel garden
  • Wildlife gardens
  • Coastal
  • Cottage and informal garden
  • Prairie planting
  • Cut flowers
  • Flower borders and beds
Pruning

Cut back untidy foliage in spring

Pests

May be susceptible to aphids

Diseases

May be susceptible to powdery mildews

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