Hemp agrimony, Holy rope
The Eupatorium cannabinum (Hemp agrimony, Holy rope) is perennial, belongs to the Asteraceae family and is a pond edge, wildflower plant. The flowers are purple, pink and the leaves green. The herbaceous perennial plant will be up to 150 cm (59 in) high. The soil conditions should be moist, well-drained and the plant area sunny, half-shady.