Should corn be fertilized?
Should corn be fertilized when growing?
It is best to prepare the soil first, before planting, but yes you can add fertilizer or compost as a top dress. They can usually do fine with what is in the ground, but fertilizing can give them a boost. This article will give you more information on growing corn: https://www.gardeningknowhow.com/edible/vegetables/corn/how-to-grow-corn.htm