Across the UK
Serratula tinctoria P. Purple flowers similar to the knapweeds. A good companion to Sneezewort and Devilsbit Scabious. Flowers: July-Sept. Requires: Sun and moist soil. Height: 30-60cm.
Commonly known as dyer’s plumeless saw-wort or saw-wort. It is the source of a yellow dye. As a herbal preparation, the plant is thought to mend ruptures and wounds.