I have 4 tables each with 1000 hps and 50gal nut tanks My problem is the city water is reading about 600 ppm and my plants are having Magnesium deficiency from what I can tell. I am using Bat Guano for my nut at about 1400 ppm. help.....
toobefree Reviewed by toobefree on . Hard Hard Water I have 4 tables each with 1000 hps and 50gal nut tanks My problem is the city water is reading about 600 ppm and my plants are having Magnesium deficiency from what I can tell. I am using Bat Guano for my nut at about 1400 ppm. help..... Rating: 5