field corn food product field corn vegetable food product https://en.wikipedia.org/wiki/Field_corn Damion Dooley In North America, field corn is corn (Zea mays) grown for livestock fodder, ethanol, cereal and processed food products. The principal field corn varieties are dent corn, flint corn, flour corn, including blue corn (Zea mays amylacea) and waxy corn. ready for release