Centaurea carniolica
Knapweed, Centaurea nigrescens, Centaurea nigrescens var. ramosa, Tyrop knapweed, Short-fringed knapweed
Centaurea Centaurea
C. carniolica - C. carniolica is an upright, branched, herbaceous perennial with ovate to lance-shaped, sometimes lobed and toothed, grey-green leaves and thistle-like, purple-pink to purple flowers from late spring into summer.
Centaurea carniolica is: Deciduous
Cushion or Mound Forming
Purple, Purple-pink in Spring; Purple, Purple-pink in Summer
Grey-green in Spring; Grey-green in Summer; Grey-green in Autumn
Generally pest free
Powdery mildew Powdery mildew
Deadhead to prolong the flowering season and to prevent unwanted seedlings.
Division, Seed
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Centaurea carniolica (Knapweed) will reach a height of 0.4m and a spread of 0.3m after 1-2 years.
Coastal, Flower Arranging, Beds and borders, Containers, Wildflower, Wildlife
Best in well-drained soil in full sun. Tolerates dry, alkaline soil and neglect. Self-seeds readily so may become invasive.
Chalky, Clay, Loamy, Sandy (will tolerate most soil types)
Moist but well-drained, Well-drained
Acid, Alkaline, Neutral
Partial Shade, Full Sun
North, South, East, West
Exposed, Sheltered
Hardy (H4)
We do not currently have companion plants added for this plant.
Centaurea carniolica
Knapweed, Centaurea nigrescens, Centaurea nigrescens var. ramosa, Tyrop knapweed, Short-fringed knapweed
Centaurea Centaurea
C. carniolica - C. carniolica is an upright, branched, herbaceous perennial with ovate to lance-shaped, sometimes lobed and toothed, grey-green leaves and thistle-like, purple-pink to purple flowers from late spring into summer.
Deciduous
Cushion or Mound Forming
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Purple, Purple-pink in Spring; Purple, Purple-pink in Summer
Grey-green in Spring; Grey-green in Summer; Grey-green in Autumn
Generally pest free
Deadhead to prolong the flowering season and to prevent unwanted seedlings.
Division, Seed
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Centaurea carniolica (Knapweed) will reach a height of 0.4m and a spread of 0.3m after 1-2 years.
Coastal, Flower Arranging, Beds and borders, Containers, Wildflower, Wildlife
Best in well-drained soil in full sun. Tolerates dry, alkaline soil and neglect. Self-seeds readily so may become invasive.
Chalky, Clay, Loamy, Sandy (will tolerate most soil types)
Moist but well-drained, Well-drained
Acid, Alkaline, Neutral
Partial Shade, Full Sun
North, South, East, West
Exposed, Sheltered
Hardy (H4)
Zone 9, Zone 8, Zone 7, Zone 6, Zone 5, Zone 4, Zone 3
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This plant likes... | Garden match | |
Soil types: | Chalky, Clay, Loamy, Sandy (will tolerate most soil types) | Tell us... |
Soil drainage: | Moist but well-drained, Well-drained | Tell us... |
Soil pH: | Acid, Alkaline, Neutral | Tell us... |
Light: | Partial Shade, Full Sun | Tell us... |
Aspect: | North, South, East, West | Tell us... |
Exposure: | Exposed, Sheltered | Tell us... |
Hardiness: | Hardy (H4) | Tell us... |
By Bumblebee Conservation Trust. Wildflowers have become scarce in the countryside because we've lost many traditional habitats like hedgerows, hay meadows and chalk grassland. Wherever you… read more
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