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
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.