Blog entries by coachc
Posted in the blog: DWC and how many PPM should there be?
I have a deep water culture setup. There are so many conflicting numbers. I use Sensi Grow and RO water. I put in the amounts, that the direction state, but I only get around 120 PPM. Some guidlines say it should be 600 and some say 400. I am confused, the guy at the Hydro store said it should...