FRONT PORCH PETS VERY OWN CHICKEN SCRATCH FORMULA! ALL INGREDIENTS COME FROM OUR YEAR ROUND GREENHOUSE CHICKENS CANNOT GET ENOUGH! Sweet Potato: The Center For Science in the Public Interest ranked the sweet potato number one in nutrition of all vegetables. With a score of 184, the sweet potato outscored the next highest vegetable by more than 100 points! Red Cracked Corn: Corn is a member of the grass family. As well as the 4 basic types of corn (dent, flint, sweet, and popcorn) it can be a variety of colors including white, yellow, red, blue, and bicolor. Dried Kale: Kale is popular now, but people have been growing this super food for more than 2,000 years. Popular in Europe during Roman times and the Middle Ages, it arrived in the U.S. in the 17th century. Calendula: Different calendulas (marigolds) have different colors. African marigolds have a color different from the French marigolds.