Corn plants are definitely a warm season crop, easy to grow in any garden. Planting corn is fairly easy. Preparing proper planting will keep it growing healthy throughout the summer so you can be eating fresh corn on the cob in no time. Health benefits of corn include controlling diabetes, prevention of heart ailments, lowering hypertension and prevention of neural-tube defects at birth. Corn or maize is one of the most popular cereals in the world and forms the staple food in many countries.