Roots Excelurator is the best and most powerful root stimulator available in today's market, and our top show-piece in the area of ultra-concentrated nutrients. This powerful root stimulator ensures the explosive growth of the roots and rids the plant of brown roots. Roots Excelurator is packaged in a light-proof aluminum container with a sealed lid to guarantee that the product stays fresh. Roots Excelurator is a must-have for every successful grower. Application Use Roots Excelurator though out the entire vegetative growth cycle as well as in the first three weeks of growth at the rate of 1.1 ml per gallon.