Angelica gigas (2L)
Angelica. Stunning architectural plant producing dome-shaped heads of rich plum-purple flowers on red-tinted stems in August and September. Add to the back of a border where it will add drama and attract the bees. Usually short-lived and will die back after setting seed. Height 1.8m. Spread 1.2m. Full sun/partial shade. Performs best in moist, fertile soil. Hardy.