Grow amazing indoor container plants with Miracle-Gro®. Start with Miracle-Gro® Indoor Potting Mix. It has been blended for a wide variety of container plants and is designed to be less prone to gnats*. This mix has an easy-to-water formula that helps the soil easily re-wet. Miracle-Gro® Indoor Plant Food is great for use on all indoor plants, including edibles! Simply apply the liquid directly to the soil, or mix it with water. *Contains no compost or bark, which are known to shelter fungus gnats.