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
A spreading perennial with grey-white leaves. Yellowish white loose flowerheads produced in summer.
Achillea millefolium ‘Lilac Beauty’
A perennial with dark green leaves and lilac flowerheads. Free flowering.
Achillea ptarmica
A perennial with dark green finely cut leaves. Bears loose off-white flowerheads.
Acanthus mollis Latifolius
A robust clump-forming perennial with dark green leaves. Spikes of white flowers with purple bracts produced in summer. .
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 ‘Red Beauty’
Best red flowering Achillea
Achillea ageratifolia
A clump forming perennial with evergreen silvery grey leaves. Flat yellow flowerheads.