|Cultivated for its large, attractive leaves and tall panicles of flowers.This species is perennial and grows from a rhizome, although it also has a huge rootstock. Do not eat leaves as they can be poisonous if ingested.
When young, the leaves of Atrosanguineum are crimson and as they mature, the top side slowly turns to dark green. They are palmately lobed, round to widely ovate, dark green, coarsely toothed, to 36 inches in length. Flowers are deep cerise-pink, small, star-shaped, numerous. Panicles are in clusters and reach up to 6 feet tall. Grows to 8 foot tall and 6 feet wide.
Native to North East Tibet and North West China. Plant in humus-rich, moist soil and mulch annually with compost. For additional information on rhubarb, see our article on Rhubarb.