About
Achillea ptarmica is a perennial that grows upright to a height of 60 cm. Its leaves are narrow, lance-shaped, and finely serrated, reaching lengths of up to 6 cm, displaying a dark green hue. In the summer, this plant produces loose clusters of white flower heads.
About the genus
Achillea consists of perennial plants that can grow in a mat-forming or upright habit. These mostly herbaceous species feature leaves that may be aromatic, either pinnately divided or simple with serrated edges. The plants produce flattened clusters of small, daisy-like flower heads.
Growing conditions
- Sunlight
- Partial shade
- Soil type
- Chalk, Loam, Sand
- Soil pH
- Acid, Alkaline, Neutral
- Soil moisture
- Moist but well-drained
- Aspect
- East-facing, West-facing, North-facing
- Exposure
- Exposed, Sheltered
- UK hardiness
- H7
Plant details
- Plant type
- Herbaceous Perennial
- Habit
- Clump forming
- Foliage
- Deciduous
- Height
- 0.5-1 metres
- Spread
- 0.5-1 metres
- Time to full height
- 2-5 years
- Suggested uses
- Cottage and informal garden, Prairie planting, Wildflower meadow, Wildlife gardens
- Native to
- Europe, N of Mediterranean
Care notes
- Cultivation
- Grows best in semi-shade in a moist soil
- Pruning
- No pruning required, but deadheading will prolong the flowering season
- Propagation
- Propagate by seed or by division in spring
- Pest resistance
- May be susceptible to aphids
- Disease resistance
- May be susceptible to powdery mildews