Earl, I'm gonna need you on board my 600 vertical that I will be starting a journal on soon.... You'll love it, I am going to run 2 600's vertical in a 48" cool tube and go 30% foxfarm OM soil- 30% lava rock 30% perlite and 10% worm castings and i'm going to run your identical 7 part nute set up for the DWC Nutrient challenge..... You know your shit Earl and I am from a land of pro growers and I still say that..... I know how you kina feel about hydro nutes in soil, so let's see how it goes.... I definitely want your input if you are willing to give it.... and to the rest of you... Please, get involved. Good advice I will always take and apply if it makes sense.... Look for thread soon guys LOSTCOASTLOCAL vertical 600.... Let's see if we can't paint the walls green together.... Much love from th ET