Canna OrganicpH Down decreases the pH value of your nutrient solution and is designed for use specifically when growing organically. To use Just add Canna organic pH down to your nutrient solution after you have mixed in your nutrients and additives. You only need small amounts of organic pH down to alter your solution so use a small syringe or pipette so you can put it in precisely.
Please note this product is 41% CITRIC ACID and will cause severe skin irritation or burning if it contacts you skin. Always handle this product carefully and replace lid between use.