Belongs to: daisy family

Common ragwort Senecio jacobaea

Best time to see: mid Jun to mid Oct

Key facts

A widespread yellow daisy that causes problems in pasture and hay meadows because it is poisonous to livestock

Food plant for yellow-and-black caterpillars of the cinnabar moth, which uses the plant's poison for defence

Hoary ragwort has downy greyish leaves with narrower lobes

© Pat Allen

© Tony Gunton

© Diego Alex