The Greater knapweed is bigger and blousier than the common knapweed; it is usually pinky-purple and occasionally white. A group of these will look great at the back of a border or in your meadow. It is ideal in poor soil as if the soil is too fertile, it can become too leafy! Therefore for a wildlife garden or a neglected patch, it will be ideal to bring some long lasting Summer colour.
Butterflies and moths are especially attracted to the Greater knapweed. Marbled white butterfly in particular will often seek out purple flowers as a favourite. In addition finches are love the seed heads.
In the wild, it is often found in dry, chalky grassland; however it will grow in a whole range of soil typ