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Hi Guys, I really need your help dealing with this issue. I think it's calcium but I'm not sure. I run a DWC in Veg. I use RO Water RC 0.00 Canna Mono Ca/Mg 1:1 to EC 0.4 Than adding GHE GMB to 3:2:1 to EC 1.0. Ph~6.3 Temp 27°C 68%RH Water Temp 22°C. Lighting with LED strips at 250w/1.44m2...