Emerald Harvest Grow Quart/0.95 Liter (12/Cs) Give your crops what they need when they need it most with emerald harvest grow, micro, bloom 3-part base nutrient Series Grow, micro, bloom supplies plants with precise nutrient formulations that deliver the right amounts of nitrogen, phosphorus and potassium throughout the crop life cycle Provides a rich mix of trace elements such as magnesium, Cobalt and molybdenum as well as many chelated micronutrients such as copper, manganese, zinc and iron