nute problems or none?

Photos below. 1st room- 4 weeks grow - 8 sites left 2nd - 2 wks- 35 left , medi kush to speed bud and automatic. Using hydrodynamics ionic grow nutrients at 1 tbsp per gal for 10 gal(total at 5 per 5 gal) res in dwc. Using led lights 300w each with 65-75% humid. One on and sometimes I use 2...