Need help

i've been reading alot about yellowing leaves, and i can't find anyone with my problem (by pix) my plants lower leaves started turning yellow. (i thought nit def.) but i've been using fish emusion 5-1-1. then new grow started turning yellow (from the base of the leaf speading out through the veins!) i'm stumped. i'll post pix later if need be. just a little insight! it's a cfl grow, 2x90w 2x100w 1x150w,temp is 72-85,hum 35-65, organic soil, perlite, vermiculite, annd bone meal. any help would be great.

Flush you plants....then start over with the feeding schedule. Alot of times you end up with nute lock-out, and people try to compensate there deficincy by adding more...and in turn there creating more problems.

thanks man