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BeddingHerbaceous Perennial
Size
Ultimate height
0.5–1 metresTime to ultimate height
2–5 yearsUltimate spread
0.1–0.5 metresGrowing conditions
Chalk
Loam
Sand
Moisture
Well–drainedpH
Acid, Alkaline, NeutralColour & scent
Stem | Flower | Foliage | Fruit | |
Spring | Grey Silver | |||
---|---|---|---|---|
Summer | Purple | Grey Silver | ||
Autumn | Grey Silver | |||
Winter | Grey Silver |
Position
- Full sun
Aspect
South–facing or West–facing or East–facing
Exposure
ShelteredDrought resistance
Yes Hardiness
H3Botanical details
- Family
- Asteraceae
- Native to the UK
- No
- Foliage
- Evergreen
- Habit
- Bushy
- Genus
Centaurea may be annuals, perennials or subshrubs, with simple or pinnately lobed leaves and showy thistle-like flowers-heads, often with enlarged outer florets
- Name status
Correct
- Plant range
- Italy
How to grow
Cultivation
Needs very well-drained soil in full sun. May survive outdoors in mild areas, otherwise overwinter in a cool greenhouse
Propagation
Propagate by seed, or divide in spring or autumn
Suggested planting locations and garden types
- Cottage and informal garden
- Gravel garden
- Mediterranean climate plants
- Coastal
- City and courtyard gardens
- Wildlife gardens
- Flower borders and beds
- Conservatory and greenhouse
Pruning
Tidy up after flowering
Pests
Generally pest-free
Diseases
Generally disease-free
Get involved
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