EC stands for Electrical Conductivity, which measures the potential for a mat Watering, pH & EC Electrical Conductivity
All over the world, questions pour in as to the distinctions between hard wat Watering, pH & EC Hard Water, Soft Water, What is It and How Do I Deal with It?
In my travels and correspondence around the world, I find there is much confu Growing on coco Growing on coco: busting the myth