About

Aster ageratoides is a perennial that typically reaches heights of 75 to 90 cm. It features dark green, serrated, lanceolate leaves and produces clusters of dark violet flowers with yellow centers. This species blooms on sturdy stems from early autumn through late autumn or into early winter.

About the genus

Aster includes perennials, annuals, and subshrubs, typically characterized by slender leaves and flowers that resemble daisies, either appearing alone or in clusters.

Growing conditions

Sunlight
Full sun, Partial shade
Soil type
Chalk, Clay, Loam, Sand
Soil pH
Acid, Alkaline, Neutral
Soil moisture
Moist but well-drained, Well-drained
Aspect
East-facing, South-facing, West-facing
Exposure
Exposed, Sheltered
UK hardiness
H5

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
City and courtyard gardens, Coastal, Cottage and informal garden, Patio and container plants, Wildflower meadow
Native to
Himalaya

Care notes

Cultivation
Grow in moderately fertile, well-drained soil in full sun or light shade. See aster cultivation
Pruning
Deadhead spent flowers to tidy, cut back stem close to the ground in late autumn
Propagation
Propagate by division in spring or root softwood basal cuttings in spring
Pest resistance
May be susceptible to leaf and bud eelworms, slugs and snails
Disease resistance
Asters may be susceptible to Verticillium wilt, Powdery mildews and grey moulds