Photographs: Co. Cork

Hemp-agrimony Eupatorium cannabinum Cnáib uisce Family: Asteraceae Flowering time: July-September. Perennial. Native. Large, very branched panicles of tiny reddish-pink flowers. Palmate leaves have 3-5 toothed, lanceolate leaflets, the branch leaves have very short stalks and are undivided. A tall downy plant with branched, often reddish stems. Height to 120cm. Widespread on damp ground beside water and in woodland, marshes and wet heaths. Also grows on drier ground on roadsides and waste ground.

Hemp-agrimony, Eupatorium cannabinum, Cnáib uisce