Centaurea 'Jordy'
knapweed 'Jordy'
A spreading herbaceous perennial to 60cm tall with grey-green foliage. From late spring to early summer, deep purple-red, thistle-like flowers with linear, fringed petals are held on upright stems
Size
Ultimate height
0.1–0.5 metresTime to ultimate height
2–5 yearsUltimate spread
0.5–1 metresGrowing conditions
Moisture
Moist but well–drained, Well–drainedpH
Acid, Alkaline, NeutralColour & scent
| Stem | Flower | Foliage | Fruit | |
| Spring | Purple Red | Green Grey Silver | ||
|---|---|---|---|---|
| Summer | Purple Red | Green Grey Silver | ||
| Autumn | Green Grey Silver | |||
| Winter |
Position
- Full sun
- Partial shade
Aspect
East–facing or South–facing or North–facing or West–facing
Exposure
Exposed or Sheltered Hardiness
H7Botanical details
- Family
- Asteraceae
- Native to the UK
- No
- Foliage
- Deciduous
- 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
Unresolved
How to grow
Cultivation
Best grown in a moist but well-drained soil in sun or partial shade
Propagation
Propagate by division in spring or autumn
Suggested planting locations and garden types
- Cottage and informal garden
- Coastal
- Cut flowers
- Flower borders and beds
Pruning
Deadhead regularly to prolong flowering, and cut back in autumn
Pests
Generally pest-free
Diseases
May be affected by powdery mildews
Get involved
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