About
Achillea Colorado Group is a semi-evergreen perennial that forms clumps, reaching heights and widths of up to 60 cm. It features finely dissected, fragrant, grey-green leaves. In summer, it produces dense clusters of flat-topped flowers, available in pink, red, orange, yellow, or white hues.
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
- Full sun
- Soil type
- Chalk, Loam, Sand
- Soil pH
- Acid, Alkaline, Neutral
- Soil moisture
- Moist but well-drained, Well-drained
- Aspect
- South-facing, West-facing, East-facing
- Exposure
- Exposed, Sheltered
- UK hardiness
- H7
Plant details
- Plant type
- Herbaceous Perennial
- Habit
- Clump forming
- Foliage
- Semi evergreen
- Height
- 0.5-1 metres
- Spread
- 0.5-1 metres
- Time to full height
- 2-5 years
- Suggested uses
- City and courtyard gardens, Cottage and informal garden, Gravel garden, Prairie planting, Wildlife gardens
- Fragrance
- Foliage
Care notes
- 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
- Pruning
- Cut back untidy foliage in spring
- Propagation
- Propagate by division in spring
- Pest resistance
- May be susceptible to aphids
- Disease resistance
- May be susceptible to powdery mildews