![Greater Knapweed](/sites/default/files/styles/node_hero_default/public/2018-01/Greater%20knapweed%20cpt%20Dominic%20Alves.jpg?h=a0befc48&itok=9SRqRrpS)
©Dominic Alves
Greater knapweed
Enw gwyddonol: Centaurea scabiosa
The ragged-edged, purple flower heads of Greater knapweed bloom on sunny chalk grasslands and clifftops, and along woodland rides. They attract clouds of butterflies.
Species information
Ystadegau
Height: up to 1mStatws cadwraethol
Common.