Canna calmag agent ensures a balanced amount of calcium and magnesium specially designed to add to your nutrients. This product will increase the EC value of the water you use, stabilizing the water for your plant to feed on. It makes water harder and will create the best base water for your plant to be able to take in all the nutrients it needs, to grow healthy and strong on a coco substrate. Perfected for use on Coco Substrate Stabilizing the pH of your water Fewer deficiencies in calcium and magnesium Enhanced nutrient uptake Stronger plants Stimulates better quality flowers Increases the EC of your water