A.k.a. wapato and broadleaf arrowhead. A vigorous wetland species with showy white flowers, well suited to bank naturalization and stabilization. Prefers slow moving or still water.

Light: Full Sun

Soil Moisture: Wet

Soil Type: Muck, Standing Water

Height: 1'-3'

Bloom Color: White

Bloom Time: Jul-Sep

Root Type: Rhizome

Notable Wildlife Interactions: Flowers attract a number of pollinators including bees, flies, skippers, and beetles. Hosts a number of small insects including the obscure pondweed moth. Seeds, foliage, and tubers are eaten by wetland animals such as ducks, muskrat, and aquatic turtles.