You should us my style of soil, great drainage, never had any ph/nute lockout issues. 65% Dirt or potting soil, 15%Perlite, 10%Builder'sSand (HomeDepot) and 10% Worm Castings. Hope it helps
M.B.A. Reviewed by M.B.A. on . Ways to keep soil from going acid. Hi everyone. My name is fatsean and I have a pH problem. My potting soil likes to go acidic after a few weeks of flower. I use tthis stuff, it's got the best texture of the slim selection of locally available non-fertilized soils. I'm currently working with powdered Lime product to address my pH issues. (Thanks Rusty!) I am experimenting with mixing quantities of it into my soil, and I am also trying to top-dress with it to address pH lockout issues noticed in flower. What happens is Rating: 5