Hydrotops Root Stimulator 1ltrHydroTops Root Stimulator is ideal for use with all soil,coco, or hydroponically grown plants. It combines various high quality micro and macro nutrients with vitamins and other elements essential for great root growth. When used in conjunction with Bactrivator, you can be sure that you have given your plants the best possible start in life. Use in soil, coco or hydro Combine with Bactivator Ensures explosive root growth