About
Boltonia asteroides var. latisquama is a perennial plant that reaches approximately 1.5 meters in height. It features slender, branching stems that are adorned with lanceolate, finely serrated leaves that range in color from greyish-blue to green. The flowers, reminiscent of daisies, bloom from late summer to mid-autumn, displaying deep lilac-purple or white petals that measure 2 to 3 centimeters across, with yellow centers.
About the genus
This genus comprises herbaceous perennials that primarily originate from North America, with one species found in eastern Asia. The plants feature elongated stems that support daisy-like blooms, rising above foliage that displays a blue-green hue.
Growing conditions
- Sunlight
- Full sun, Partial shade
- Soil type
- Clay, Loam, Sand
- Soil pH
- Acid, Alkaline, Neutral
- Soil moisture
- Moist but well-drained
- Aspect
- East-facing, South-facing, West-facing
- Exposure
- Exposed, Sheltered
- UK hardiness
- H6
Plant details
- Plant type
- Herbaceous Perennial
- Habit
- Clump forming
- Foliage
- Deciduous
- Height
- 1-1.5 metres
- Spread
- 0.5-1 metres
- Time to full height
- 2-5 years
- Suggested uses
- City and courtyard gardens, Coastal, Cottage and informal garden, Prairie planting, Wildflower meadow, Wildlife gardens
Care notes
- Cultivation
- Grow in moderately fertile, moist but well-drained soil in full sun or light shade. Stake tall plants in early spring, see staking perennials. See aster cultivation for further advice
- Pruning
- Cut down flowered stems to ground level once flowering has finished or leave the seedheads and stems in place for wildlife and winter interest
- Propagation
- Propagate by seed sown in a cold frame in autumn, or propagate by division in early spring
- Pest resistance
- Generally pest-free
- Disease resistance
- May be susceptible to Powdery mildews