TrueNute Three Week Nutrient Dose Low PH
You have selected the Low PH level, if your PH is 7.6 or above, please select the High PH dose for the best results. Click the drop down arrow and choose your system size, that is the total amount of water in your system. I new window will open where you can pay with a credit or debit card or with PayPal. You do not have to have a PayPal account to pay with credit/debit cards.