Super potassium humate is extracted from natural high grade Leonardite/ Lignite, with excellent solubility. It is used alone or combined with Nitrogen and Phosphorus in irrigation and spray. It's applied in landscape and garden as well as all agricultural and horticultural plants. Humic Fulvic Acid is extracted from natural leonardite. It is black powder, Flakes or crystal granular, soluble in water, which perfectly combines humic acids and nutrients. It is organic chelator and microbial stimulator.