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Herbaceous Perennial
Cirsium tuberosum
tuberous thistle
A perennial herbaceous plant that forms a mound of green, softly, serrated leaves up to 60cm with a spread up to 30cm that emerge from a basal rosette. It produces rich purplish-pink, thistle-like flowers from June to August
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Size
Ultimate height
0.5–1 metresTime to ultimate height
1–2 yearsUltimate spread
0–0.1 metreGrowing conditions
Chalk
Clay
Loam
Sand
Moisture
Moist but well–drained, Well–drainedpH
Acid, Alkaline, NeutralColour & scent
| Stem | Flower | Foliage | Fruit | |
| Spring | Green | |||
|---|---|---|---|---|
| Summer | Pink Purple | Green | ||
| Autumn | Green | |||
| Winter |
Position
- Full sun
Aspect
South–facing or West–facing
Exposure
Exposed or Sheltered Hardiness
H5Botanical details
- Family
- Asteraceae
- Native to GB / Ireland
- Yes
- Foliage
- Deciduous
- Habit
- Bushy
- Genus
Cirsium may be biennials or perennials with spiny leaves and typical thistle-type flower-heads
- Name status
Correct
How to grow
Cultivation
Grow in moist but well drained soil in full sun. See Creating wildflower meadows for further advice
Propagation
Propagate by sowing seeds outdoors
Suggested planting locations and garden types
- Wildflower meadow
- Wildlife gardens
Pruning
No pruning required
Pests
Generally pest-free
Diseases
Generally disease-free
Get involved
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