A volcanic montmorillonite species, conglomerate with high CEC, broad spectrum nutritive profile. This material is clay-like, light weight, and porous. Suitable for blending growing media, direct to ground applications, tillage and solutions. Effective at low application rates. Soluble fractions can be effective in aquaponics. Available in micronized and course gradation. Bags, sling sacks, loose bulk truckloads. Tan.