Canna pH Up increases the pH value of your nutrient solution and is designed for use during the grow or bloom phase of plant development. To use Just add Canna pH Up to your nutrient solution after you have mixed in your nutrients and additives. You only need small amounts of pH up to alter your solution so use a small syringe or pipette so you can put it in precisely.
Please note this product is 20% Potassium Hydroxide and will cause skin irritation or burning if it contacts you skin. Always handle this product carefully and replace lid between use.