• AGM plants

    AGM plants have been through a rigorous trial and assessment programme. They are:

    • Excellent for ordinary use in appropriate conditions
    • Available to buy
    • Of good constitution
    • Essentially stable in form & colour
    • Reasonably resistant to pests & diseases

Achillea millefolium

common yarrow

  • Other common names common yarrow
    devil's nettle

    hundred-leaved grass
    lace plant
    milfoil
    nosebleed
    nose pepper
    old man's pepper
    sanguinary
    savory tea
    soldier's woundwort
    thousand-leaf
    thousand-seal
    thousand weed

    see more
  • Synonyms Achillea ambigua Poll.
    Achillea millefolium white

  • Family Asteraceae

  • 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

  • Details A. millefolium is a spreading stoloniferous perennial with narrow, finely pinnately dissected leaves and small, cream or pink flowerheads in flat heads in summer

  • Plant range Europe to W Asia

Characteristics

  • Foliage Deciduous

  • Habit Spreading / Branched

  • 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)

    H7

Colour

Sunlight

  • Full Sun

  • Aspect South-facing or North-facing or West-facing or East-facing

  • Exposure Exposed or Sheltered

Soil

  • Chalk

    Chalk

  • Clay

    Clay

  • Sand

    Sand

  • Loam

    Loam

  • MoistureWell-drained, Moist but well-drained

  • SoilChalk, Clay, Sand, Loam

  • pHAcid, Alkaline, Neutral

Size

  • Ultimate height 0.1-0.5 metres

  • Ultimate spread 0.1-0.5 metres

  • Time to ultimate height 2-5 years

How to grow

Cultivation Suitable for growing in a sunny situation in the in the wild garden or rock garden. Good for cutting and drying

Propagation Propagate by seed or by division in the spring

Suggested planting locations and garden types Wildflower meadow Wildlife Gardens Prairie Planting Cottage & Informal Garden Coastal

How to care

Pruning No pruning required

Pests Can get aphids

Diseases May suffer from powdery mildews

Did you find the information you were looking for?

RHS members can get exclusive individual advice from the RHS Gardening Advice team.

Join the RHS now

Get involved

We're a UK charity established to share the best in gardening. We want to enrich everyone's life through plants, and make the UK a greener and more beautiful place.