Hardy herbaceous clump forming perennial. Stalks of yellow flowers from early to late summer. Antibiotic and also considered to be one of the safest natural astringents, it can be used medicinally for dysentry, diarrhea, IBS and more. It is also considered to be an extremely effective herbal remedy for toothache. A red dye can be obtained from the roots. Prefers full sun but prefers part shade. 30cm high. 9cm pot.