Don't play around and just use the cal-mag plus. Don't use it in the top off water or it can build up.
LOC NAR on probation Reviewed by LOC NAR on probation on . FOxFarm Calcium issues Hey all, I'm running a foxfarm hydro system, and having some pretty big calcium deficency issues in the later weeks of veg. Before anyone asks ph = 6.2-6.4 TDS = 1000-1130ppm Res temp = 71F Ambient room temp = 69-71F Rating: 5