Achillea grandifolia Friv.

RHS Plant Profile
large-leaved yarrow
large-leaved yarrow RHS

Synonyms

Tanacetum macrophyllum misapplied

Plants for pollinators
Herbaceous Perennial

A herbaceous perennial, 40-100cm high, with grey-green stems, woody at the base, leaves covered above and below in fine silvery hairs, giving them a grey-green appearance, flat and lanceolate to broadly ovate in outline, 7–20cm long and 5–10cm wide, deeply pinnatifid to pinnatisect, with 4–6 (sometimes 8) pairs of pinnatifid, cuneate–lanceolate segments, and dense corymbs, 5-20cm across, containing 50-250 flowerheads, each with usually 4-5 white ray florets, in early summer; not to be confused with Tanacetum macrophyllum

Position

Full sun

Soil Types

Chalk, Clay, Loam, Sand

Max Height

0.5-1 metres

Max Spread

0.5-1 metres

Size

Time to Maturity
2–5 years
Max Spread
0.5-1 metres
Max Height
0.5-1 metres

Growing Conditions

Chalk Clay Loam Sand
Moisture
Moist but well–drained
pH
Acid or Alkaline or Neutral

Position

Full sun
Aspect
West–facing or South–facing or East–facing
Exposure
Exposed or Sheltered
Hardiness
H6

Colour & Scent

Fragrance Foliage
Season Stem Flower Foliage Fruit
Spring
Summer
Autumn
Winter

Botanical Details

Family
Asteraceae
Native to GB/Ireland
No
Foliage
Deciduous
Habit
Clump forming
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
Correct
Plant Range
S & C Balkans

How to Grow

Cultivation

Grow in moist but well-drained soil in full sun or dappled shade in an open position

Propagation

Propagate by seed, sown in its final position, or by division in spring

Suggested planting locations and garden types

  • Prairie planting
  • City and courtyard gardens
  • Coastal
  • Cottage and informal garden
  • Wildlife gardens
  • Cut flowers
  • Flower borders and beds

Pruning

No pruning required, but deadheading will prolong the flowering season

Pests

Generally pest-free but may be susceptible to aphids

Diseases

Generally disease-free but may be susceptible to powdery mildews