Eupatorium purpureum
"Joe Pye Weed"

An eastern wildflower much prized in England. Very large terminal,
domed rose-pink to purplish flower heads are borne on strong stems mid-summer
through fall. The medium green lanceolate leaves form elegant architectural
whorls. Good cut flower and a butterfly plant. Likes to grow near water.
4’-6’ feet tall and wide.