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Centaurea montana 'Purple Heart' (Mountain cornflower 'Purple Heart')
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1 hour care
per year
per year
0.7m
Max height
Max height
0.7m
Max spread
Max spread
1-2 years
To maturity
To maturity
Plant details
Botanical name
Centaurea montana 'Purple Heart'
Other names
Mountain cornflower 'Purple Heart', Mountain bluet 'Purple Heart', Perennial cornflower 'Purple Heart', Mountain knapweed 'Purple Heart'
Genus
Centaurea Centaurea
Variety or Cultivar
'Purple Heart' _ 'Purple Heart' is a mound-forming, rhizomatous, herbaceous perennial with broadly lance-shaped, sometimes lobed and toothed, grey-green leaves, hairy beneath, and, from late spring into summer, white flowers with tubular petals and prominent purple centres.
Centaurea montana 'Purple Heart' is: Deciduous
Habit
Compact, Cushion or Mound Forming
Flower
Purple, White in Spring; White, Purple in Summer
Foliage
Grey-green in Spring; Grey-green in Summer; Grey-green in Autumn
How to care
Watch out for
Pests
Generally pest free
Powdery mildew Powdery mildew
General care
Pruning
Deadhead to prolong the flowering season. Cut back after flowering to promote the production of new leaves.
Propagation methods
Division, Root cuttings, Seed
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Where to grow
Centaurea montana 'Purple Heart' (Mountain cornflower 'Purple Heart') will reach a height of 0.7m and a spread of 0.7m after 1-2 years.
Suggested uses
Coastal, Flower Arranging, Beds and borders, Containers, Wildflower, Wildlife
Cultivation
Grow in moist but well-drained soil in sun or partial shade.
Soil type
Chalky, Clay, Loamy, Sandy (will tolerate most soil types)
Soil drainage
Moist but well-drained, Well-drained
Soil pH
Acid, Alkaline, Neutral
Light
Partial Shade, Full Sun
Aspect
South, East, West
Exposure
Exposed, Sheltered
UK hardiness Note: We are working to update our ratings. Thanks for your patience.
Hardy (H4)
Companion plants
We do not currently have companion plants added for this plant.
Botanical name
Centaurea montana 'Purple Heart'
Other names
Mountain cornflower 'Purple Heart', Mountain bluet 'Purple Heart', Perennial cornflower 'Purple Heart', Mountain knapweed 'Purple Heart'
Genus
Centaurea Centaurea
Variety or Cultivar
'Purple Heart' _ 'Purple Heart' is a mound-forming, rhizomatous, herbaceous perennial with broadly lance-shaped, sometimes lobed and toothed, grey-green leaves, hairy beneath, and, from late spring into summer, white flowers with tubular petals and prominent purple centres.
Native to
Garden origin
Foliage
Deciduous
Habit
Compact, Cushion or Mound Forming
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Colour
Flower
Purple, White in Spring; White, Purple in Summer
Foliage
Grey-green in Spring; Grey-green in Summer; Grey-green in Autumn
How to care
Watch out for
Pests
Generally pest free
Specific diseases
General care
Pruning
Deadhead to prolong the flowering season. Cut back after flowering to promote the production of new leaves.
Propagation methods
Division, Root cuttings, Seed
Monthly care advice
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Where to grow
Centaurea montana 'Purple Heart' (Mountain cornflower 'Purple Heart') will reach a height of 0.7m and a spread of 0.7m after 1-2 years.
Suggested uses
Coastal, Flower Arranging, Beds and borders, Containers, Wildflower, Wildlife
Cultivation
Grow in moist but well-drained soil in sun or partial shade.
Soil type
Chalky, Clay, Loamy, Sandy (will tolerate most soil types)
Soil drainage
Moist but well-drained, Well-drained
Soil pH
Acid, Alkaline, Neutral
Light
Partial Shade, Full Sun
Aspect
South, East, West
Exposure
Exposed, Sheltered
UK hardiness Note: We are working to update our ratings. Thanks for your patience.
Hardy (H4)
USDA zones
Zone 8, Zone 7, Zone 6, Zone 5, Zone 4, Zone 3
In order to add a note on this plant, please add this plant to your plant lists.
| 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: | South, East, West | Tell us... |
| Exposure: | Exposed, Sheltered | Tell us... |
| Hardiness: | Hardy (H4) | Tell us... |
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