This plant is easily cultivated in of water with no or little current. The tubers are planted well spaced (no more than 12 plants per square meter) at the end of May at a depth of . Fertilize with decomposed manure. They can be multiplied through seeding or division in July. The starchy tubers, produced by rhizomes beneath the wet ground surface, have long been an important food source to the indigenous peoples of the Americas, along with those of "Sagittaria cuneata". The tubers can be detached from the ground in various ways: with the feet, a pitchfork, or a stick, and after digging up, the tubers usually float to the surface. Ripe tubers can be collected in the fall, and are also often found then floating freely.