Latin name …. Senecio jacobaea. (Common ragwort).
Widespread plant and can be found along roadsides and hedges, meadows, grazing land, sand dunes, waste grounds and open woods. A very popular plant for a vast range of insects including butterflies, more than 200 species of invertebrate have been recorded on its flowers.
Concerning when growing on grazing land, as it is very poisonous (as with all ragworts) to livestock and is dangerous if included in hay.
Flowers from June to October and grows up to 1.5m tall. The plant is usually a biennial (living only two years and flowering in its second year), produces large numbers of seeds which are dispersed by the wind. Insects attracted to this wild flower can be seen in the images below….