About
Cirsium japonicum 'Rose Beauty' is a clump-forming biennial or short-lived perennial that reaches heights of approximately 1.2 meters. It features elongated, deeply lobed leaves that are slightly spiny and green in color. From late summer to early autumn, this plant produces tall, branching stems topped with thistle-like flowers, characterized by rounded clusters of tubular, deep pink petals.
About the genus
Cirsium includes both biennial and perennial species characterized by their spiny foliage and distinctive thistle-like flower heads.
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
- H7
Plant details
- Plant type
- Annual Biennial, Herbaceous Perennial
- Habit
- Clump forming
- Foliage
- Deciduous
- Height
- 1-1.5 metres
- Spread
- 0.1-0.5 metres
- Time to full height
- 1-2 years
- Suggested uses
- Cottage and informal garden, Wildflower meadow, Wildlife gardens
Care notes
- Cultivation
- Thrives in moist soil in full sun, but will tolerate a range of soils and positions
- Pruning
- Deadhead if seed is not required
- Propagation
- Propagate by seed
- Pest resistance
- Generally pest-free
- Disease resistance
- May be susceptible to powdery mildews