PCG - Runtz x Strawnana 14er

Day 7-14 Been feeding around At 0.6/08 as my tap water even when sat for 24/48 hours is still between 0.4 and 0.6 ec without any feed, Add 2 drops of calmag so there is a trace Then feed twice a day the first time a few hours before lights out, the 2nd a few hours after lights on, I’m currently in ecothrive coco perlite 70/30 blend, been having a high ph on the run off so I’ve been feeding at 5ph to try and lower the ph of the run off from 7.5 down to 5.8 gradually Light at 24 inches from canopy 18/6 schedule Phlizon cree cob 1000w (245w true) LED