Obligate WetlandPlant almost always occurs in wetlands.
Facultative WetlandUsually occurs in wetlands but may occur in non-wetlands.
FacultativePlant occurs both in wetlands and in non-wetlands.
Facultative UplandUsually occurs in wetlands but may occur in non-wetlands.
Obligate UplandPlant almost always occurs in non-wetlands.
This plant colonizes by thick rhizomes but is not aggressive. Foliage may yellow in hot summers if soil is allowed to dry out. Leaves die back completely in the winter. Attracts butterflies and bees.