Hardheads,Knapweed. Dense mat-forming perennial with grey-woolly leaves. Buds covered in brown, white-tipped bracts, open to clear blue and reddish violet flowerheads. Max Height 30cm. Max Spread 60cm. Flowers May to June. Full sun. Hardy. Water thoroughly before planting.
Centaurea triumfettii ssp. stricta
Dense mat-forming perennial with grey-woolly leaves. Buds covered in brown, white-tipped bracts, open to clear blue and reddish violet flowerheads.
Additional information
| Generic | Centaurea |
|---|---|
| Species | triumfettii |
| Varietry | ssp. stricta |
| Common Name | Hardheads, Knapweed |
| Flower Colour | blue, violet |
| Soil | |
| Aspect | Full sun |
| Foliage | Herbaceous |
| Height | 30cm |
| Family | Asteraceae |
| Spread | 60cm |
| Growth Speed | |
| Growth Habit | Mat-forming |
| Fragrance | FALSE |
| Foliage Colour | green |
| Flowers From | May, June |
| Colour Fruit | |
| Fruits When | |
| Moisture | 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 ‘Moonshine’
Evergreen, clump-forming, with grey-green leaves Flowerheads are flat light yellow.
Acanthus hungaricus
A clump-forming perennial with dark green leaves. Spikes of white-pink flowers with purple bracts produced in summer.
Achillea ‘Apfelblüte’ APPLEBLOSSOM
Delicate filigree foliage with light lilac-pink flowers.
Acanthus mollis
A clump-forming perennial with dark green leaves. Spikes of white flowers with purple bracts produced in summer. .
Achillea ageratifolia
A clump forming perennial with evergreen silvery grey leaves. Flat yellow flowerheads.
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 ‘Huteri’
Mounds of aromatic grey foliage and heads of snow-white flowers on short stems.