First hydro DWC✫✿♡ OG Kush CBD

7/3 cleaning res every sunday, water temp stays about 80 degrees ppm tested at 260 today so shes taking in some nutrients, keeping about an inch between net basket and water 7/4 decided to try out mainlining instead of lst route, read to grow up to 5 nodes and cut at the third node and remove all growth under third node 7/5 ppm was 240 and 78 degrees added cal-mag to raise to 410ppm 7/6 cleaned res ph of water about 5 added 5 tsp dyna grow and 2 tsp cal mag to get 300ppm also added more hydrogaurd alt 7/7 roots always look unhappy after I clean res, 7/8 topped for the second time for my mainline, inside res few white healthy roots still growing long at bottom of res, a lot is clumped with the bad roots not sure what to do😓 ppm 290 and 90 degrees 😭 added more dyna grow to make 590 ppm and tsp hydro guard alt