Hi everyone, so today is 13 day my Super Lemon Haze vegetation period. So i have rusty spots which starts from the bottom leaves of my plants on the 3-rd day after i change my water in my DWC system, i increase the EC from 0,6 (0,5@330 ppm) - my plant feels ok on it... to 0,9 (0,5@455 ppm) and...