devestating
Active Member
Hey guys, just bout a pro gro Ph test kit with some up and down. turns out my water is 8.0 I KNOW i need to bring it down to around 6.5 just wondering how much water i should use in order to do this correctly. it doesnt say on the bottle. i tried with a cup of water and it went down to 4.0 so obiously i need more water. how much should i use ???