This perennial plant grows 6 to 8 feet tall.
Leaves are simple, lance shaped, and opposite.
Flowers are rose-purple with 5 to 7 petals arranged on vertical racemes.
The roots are rhizomatous.
Also called “purple lythrum” or “purple rocket”.
Purple loosestrife was introduced from Europe as an ornamental. It can escape into riparian areas and impede water flow and can severely impact waterfowl habitat. It is not a problem yet in Natrona County, however keep an eye out for this stuff! Pay attention to the scientific name on ornamental plants you are buying. Do not plant this!!!