Its stalks are sturdy, can grow quite tall, and produce ears that are eight inches long with sixteen to eighteen rows of kernels in varying colors. Like other flint/flour types of corn, 'Petmecky' can be harvested young and eaten as roasting ears. However, it is generally allowed to mature on the stalks, dry, and is then ground into corn meal or flour. Its ears are also quite ornamental.

A "grain corn" with a long and interesting history, it was once relied upon as a primary source of sustenance for a community in the Texas Hill Country. It is also a perfect example of the Victory Seed Company's core seed preservation mission in action, as well as how long it can sometimes take to get endangered varieties into folks' gardens.