About
Cirsium palustre is a biennial thistle native to its region, growing up to approximately 1.5 meters tall. This plant thrives in damp soil conditions. Its robust, spiny, and hairy stem supports dark green leaves with spiny margins. During the summer months, it produces clusters of thistle flower heads that are dark purple.
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
- Clay, Loam, Sand
- Soil pH
- Acid, Alkaline, Neutral
- Soil moisture
- Moist but well-drained, Poorly-drained
- Aspect
- North-facing, South-facing, East-facing, West-facing
- Exposure
- Exposed, Sheltered
- UK hardiness
- H7
Plant details
- Plant type
- Annual Biennial
- 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, Wildlife gardens
- Native to
- N & C Eur., NE US
Care notes
- Cultivation
- Prefers a moist, acidic soil in full sun or partial shade
- Pruning
- No pruning required
- Propagation
- Propagate by seed
- Pest resistance
- Generally pest-free
- Disease resistance
- Generally disease-free