GreenFuse? Root Stimulator Super Strength Concentrate is a highly concentrated, 100% organic plant growth nutrient supplement blended from pure plant oils and extracts. While not a fertilizer, GreenFuse? Root Stimulator is a plant biostimulator that serves as an organic catalyst. This synergy invigorates the natural root development in plants which in turn can facilitate healthier plants, larger yields and superior quality fruit and flower. GreenFuse? Root Stimulator Super Strength Concentrate is suitable for use in soil gardens, container gardens, as well as hydroponic gardens. GreenFuse? Super Strength Concentrate has a phenomenal dilution rate of 15,000 to 1, a full 15 times stronger than the original GreenFuse? dilution rate of 1,000 to 1.