Dutch Master One Grow 5 Liter

Dutch Master One Grow is a breakthrough single part nutrient that has all the performance of a multiple part nutrient, just add 100 ml of ONE to every 10 liters of water and you are well on your way to a perfect crop! ONE incorporates a unique organic calcium binding technology that prevents Calcium and Sulfur from combining together and falling out as an unusable precipitate that is definitely not good for your hydroponic plants.