A hardy herbaceous perennial that produces many golden starlike flower panicles in summer. Handles poor soils and seaside gardens. Grows to 30-60 cm. Obtained it name from the dried aromatic stems were used for stuffing pillows and mattresses to keep out bed bugs and fleas! The root makes a red dye and the flowering tops a yellow dye. Was also used to coagulate milk in cheese making. 150 seeds.