The Three Sisters are Corn, Beans and Squash. Not only are they well balanced varieties of vegetables they also work together in symbiosis. We discuss agriculture, food gathering and storage. Sources- Iroquois Uses of Maize and Other Food Plantsby Arthur C. Parker Iroquoia: The Development of a Native World: Iroquois & Their Neighborsby William Engelbrecht & Caleb Rector Skywoman: Legends of the Iroquois byJoanne Shenandoah