MAMMOTH P is a root-zone bacterial inoculant intended to support phosphorus cycling as part of an existing fertility program. It is described for soil, soilless media, and hydroponic systems.Coverage and UseThis container treats approximately 200 gallons of solution. Dilute and apply to the root zone at the current package rate; do not substitute it for a complete fertility program.Compatibility and HandlingFollow the current package directions for timing, system compatibility, storage, and handling. Test compatibility before combining with other inputs.Product Documentation View the current MAMMOTH P safety data sheet (PDF). Use the current document and package directions as the controlling source.Compare and Learn Compare root-zone microbial products and read how to choose a microbial inoculant for the crop and application.