
Flint corn has kernels consisting mostly of hard starch and often have a glasslike appearance. Most older landraces in Europe and northeastern North America are flint corn. Used for making cornmeal (e.g. for polenta or cornbread), or to make hominy and tortillas.
The photo below shows cross-sections of grains of white and yellow flint corn.
Flint corn can be sown from a soil temperature of 10 °C, which is usually at the beginning of May in southern Sweden.
