EarthBox Garden Kit is a maintenance-free award-winning, high-tech growing system which controls soil conditions, eliminates guesswork and more than doubles the yield of a conventional garden with less fertilizer, less water and virtually no effort. Easy to set up in just minutes. Grows anywhere, indoors or outdoors. Includes: 1 EarthBox, 2 covers, aeration screen, water fill tube, 4 casters, 16 oz. bag 7-7-7 fertilizer and 16 oz. bag of Dolomite w/trace elements. Just add potting mix, seedlings and water. Portable, reusable, UV protected, recyclable. Color green.