Specifically created for foliar applications, root dips and root drenches, this supplement to ML/Photosynthesis Plus and ML/Nourish-L, combines the high concentration of photosynthetic cultures with natural, rare earth humates and essential elements for improved plant biology. What it does: Enhances metabolism plus increases chlorophyll and nutrient availability. Works well with all nutrient/fertilizer programs and all soil and soilless media.