Plant-Prod MJ Grow 12-8-26 is specifically formulated for the vegetative growth stage of cannabis plants.This ideal ratio of nitrogen, phosphorus and potassium promotes optimal growth to ensure a sufficient plant structure to support target yields. The added magnesium ensures no signs of deficiency. Grow contains an enhanced micronutrient package with additional EDDHA iron to ensure efficient uptake at a wide range of pH levels. No-Dye-Added formulation.