forb, emergent aquatic, aquatic
August - October
0.5 - 1.0
Plants easily transplanted into moist to wet soil. The showy blue flowers are attractive and this plant has potential as an ornamental.
The Acadian French name for this plant is "piquant bleu" or "prickly blue" (Holmes 1990). It grows on the edges of ponds and streams and in ditches of Louisiana and east to southeast Texas. It ranges from Louisiana to Texas, north to Mississippi and Arkansas. The Prairie Acadians boiled the long roots of this plant with sugar to make cough medicine. Bumble bees and hawk moths are frequent visitors to its flowers.
Edges of ponds and streams, swamps and wet woods.