A comprehensive database of Tennessee native plants
Arrowhead, Duck Potato
Full to part sun, wet moisture level, tolerant of a wide range of soils except rocky, strongly acid to strongly alkaline pH. 1-2.5 feet height, blooms summer into fall, white flowers, will naturalize by self-seeding and by rhizomes.
Germination Code: C(60)
Native Region: Lightly statewide
This is a vigorous, marginal aquatic perennial. Needs full sun for best flowering. Can be invasive. Tubers that form at the ends of the underground runners are edible and may be boiled or baked and eaten. Waterfowl and snapping turtles feed off this plant. Attracts birds.