Maximum Yield USA 2015 November | Page 66

BREAKING DOWN THE BOTTLE through microbial activity for plants to be able to absorb them.” This is significant in that, as many growers know, time is of the essence when it comes to cultivating high-yield plants. When things go sideways in the growroom, it almost always takes twice as long to correct it. In addition to delayed response times and decreased solubility, some organic fertilizers have also been found to fall short in the hygiene department. Some common sources of organic nutrients come from earthworm castings, seaweed, alfalfa meal, blood meal, bone meal and fish emulsion. Others include magnesium sulfate, potassium sulfate, gypsum and rock phosphate. While some of these sources excel with few, if any, risks, in some cases there is more to consider than meets the eye. For example, fish emulsion has sometimes been found to contain toxins in it that the fish absorbed while it was still alive that could potentially ݥ