Primordial Solutions Rootamentary 6.5 - 2.0 - 1.5 (16oz Bottle) by Beneficial Biologics Rootamentary is designed to be used throughout early growth, vegetative and early fruiting/flowering It can be used as a stand-alone feed or in conjunction with any existing feeding program. The idea behind Rootamentary is to provide the fundamental essential elements for plants to grow We took a chemical analysis of a plant and formulated a nutrient to match those numbers