Odin9started grow question 3 years ago Anny advise on what to do? I have 3 plant autos 2 different strange i have water and fed them at the same syclus and ppm and ph. I'm in week 9 now. Last ppm reading was ca 800 at the lowest and 1160at the highest. I water whit 1350ppm last feed 2 water between. Nut every 3rd.