Potatoes are Americaâ€™s most used and favorite vegetable. They are a member of the Nightshade family. They can be boiled, baked, fried, and micro waved, steamed, roasted, mashed, and placed in salads, with or without the peel. Potatoes are a perennial plant, and the fourth largest crop grown. Potatoes have a high water content as well as starch.Â Available year-round, potatoes are grown commercially in at least 35 states in the USA, the majority of them being grown in Idaho and other places such as Washington, Michigan, Wisconsin, North Dakota, Colorado, and Oregon. The common types of potatoes available in North America are russet Burbank, yellow fin, red gold, German butterball, Yukon gold.