or Lesser Knapweed Reddish flowers on a solitary flower head. A flower of the old meadows. Found in dry and damp grasslands, sand dunes and old meadows which are few and far between nowadays. High in nectar and pollen a good source of food for insects, bees and butterflies. Perennial wildflower. Hgt 30 - 180cm Flowers June to September
Centaurea nigra - Hardheads, Black Knapweed or Lesser Knapweed.