Lesser Knapweed (Centaurea nigra) wildflower
Vibrant violet flower heads sit atop a 40-60 cm stem, there will often be several flower heads on each stem and these will be out in flower from June to September. Lesser Knapweed is a br>fantastic provider of nectar for bees and butterflies, and seed supply for finches. Knapweed is sometimes known as hardheads, in reference to the nobby seedheads.
Lesser knapweed is also known as common black knapweed. It is a competitive wild flower found throughout the UK and parts of western Europe, in old meadows and roadsides. It may be known as 'hardheads'.