high levels

  1. K

    EC level through the roof

    Hello comrades. I am currently using Green Planet nutrients and in a bit of a quandry. I follow the amounts per litres very carefully but when I come to check the EC it's through the roof, it ends up on 3.9 and if I was to add PK 13/14 is goes up again to 4.2. Halving everything would get me...