Hopefuly u can help. I have a 25 gal bubbleponics tote with 6 plants and useing flora g h nutrients to the charts they recomend. I am having a hard time keeping the ph consistent at 6. When ever I get it were I like it, the next day it goes back up to around 7. Even when I did my water change, great at first but not the next day with using the right ph down. Hope someone knows