Hardheads,Knapweed. Mat-forming robust perennial with narrow mid-green leaves woolly beneath. Woolly stems carry blue flowerheads with reddish violet petals. Max Height 45cm. Max Spread 60cm. Flowers April to July. Full sun. Hardy. Water thoroughly before planting.
Centaurea montana
Mat-forming robust perennial with narrow mid-green leaves woolly beneath. Woolly stems carry blue flowerheads with reddish violet petals.
Additional information
| Generic | Centaurea |
|---|---|
| Species | montana |
| Varietry | |
| Common Name | Hardheads, Knapweed |
| Flower Colour | blue, violet |
| Soil | |
| Aspect | Full sun |
| Foliage | Herbaceous |
| Height | 45cm |
| Family | Asteraceae |
| Spread | 60cm |
| Growth Speed | |
| Growth Habit | Mat-forming |
| Fragrance | FALSE |
| Foliage Colour | green |
| Flowers From | April, July |
| Colour Fruit | |
| Fruits When | |
| Moisture | Moist, Well drained |
| Protection | |
| Hardiness | Hardy |
| Planting | Water thoroughly before planting |
| Care | Keep moist in first year |
| Border | Border |
| Toxicity | |
| Pruning | |
| Pruning Time | |
| Pests and diseases | |
| Maintenance | |
| Propagation |
Related products
Achillea ageratum ‘W B Childs’
A spreading perennial with green leaves White daisy-like flowerheads produced in summer.
Achillea ‘Fanal’
Mat-forming with greyish green leaves, with bright red flowers.
Acanthus spinosus
A clump-forming perennial with deeply cut, dark green leaves. Spikes of white flowers with purple bracts produced in summer. .
Achillea ‘Lachsschönheit’ SALMON BEAUTY
Clump-forming with dark green leaves, many stems of light salmon-pink flowers fading to pinky white.
Achillea millefolium ‘Paprika’
A perennial with dark green leaves. Orange-red flowerheads fade with age.
Acanthus mollis
A clump-forming perennial with dark green leaves. Spikes of white flowers with purple bracts produced in summer. .
Achillea ‘Moonshine’
Evergreen, clump-forming, with grey-green leaves Flowerheads are flat light yellow.
Acanthus spinosus Spinosissimus
A clump-forming perennial with prickly deeply cut, greyish green leaves. Spikes of pinkish mauve flowers.