Hesi Hydro nutrient is an easy-to-use, one part hydroponic feed that produces reasonable results in all growing systems. Hesi is a forgiving product that is ideal for beginners and anyone looking to keep things as straightforward as possible. As with all of the Hesi nutrients, Hesi Hydro will work best when used with the full range of additives –PK13/14, Root Stimulator etc. – although these are not essential if you want to keep things simple. Further information can be found on the Hesi website, or pick up a starter kit for a good range of their products. Using the full range of additives will help to ensure the health of your plants throughout their lifecycle and can increase yields when used correctly.