pH-Down 57L Lighting this waterproof poly film is

this waterproof poly film is black on one side and white on the other

Ona Pro Gel is close to odorless

whiteflies

Builds the foundation of root and leaf mass needed for superior harvests

the home gardener

pH-Down 57L Lighting this waterproof poly film isPH DOWN When Your pH Is Too High, You Need pH Down The Highest Concentration in Hydroponics! If you arent using pH Perfect base nutrients, you need to monitor your pH daily. Thats because if your pH gets out of the optimal range, yield robbing problems can afflict your garden. When the pH of the nutrient solution or the growing medium gets too high, you need pH Down! Start adding pH Down to your nutrient solution as directed on the label at the first