ok thay are 3.5 weeks in to 12/12 now and seem to be doing ok. i have backed the nutes of abit as it was at 1685 ppm, i gave it a tank change and it is now at 950ppm, 5.8 ph, there is a slight nute burn on the very tips of the fan leaves, but all is ok.
i am still useing cana a+b, cana boost...