Eupatorium purpureum
Joe Pye Weed
Large perennial with purple flowers and cane-like stems, whorled
dark green leaves .Full sun and adequate moisture. Cold hardy.
Native to RI. 4-7' x 3'.
Robert
H. Mohlenbrock. USDA NRCS. 1995. Northeast wetland flora:
Field office guide to plant species. Northeast National Technical
Center, Chester, PA. Courtesy of USDA NRCS Wetland Science
Institute.