Rue

Ruta graveolens

SIZE AND DESCRIPTION

Aromatic evergreen shrub to 45cm tall. Leaves are grey-green and pinnately divided. Flowers have four yellow petals, each with an incurved hooded tip. Also called Bitter Herb, Herb of Grace and Serving Man’s Joy.

DISTRIBUTION

Native to the eastern Mediterranean, and widely grown and sometimes naturalized elsewhere.

USES

Aerial parts yield an oil that is used in small doses to strengthen blood vessels and treat colic. Sometimes taken as a bitter tea to expel worms. Sap can cause a strong allergic reaction on contact with the skin. Toxic in large doses and should only be used under medical supervision, and never during pregnancy.