I do, but that is just me, not off necessarily, but trim off dead stuff...I'm sure someone might take issue with my opinion, but their is more than one way to skin a cat...watch for my cloning threads, I have one in hydro forums already, but I have 2 new ones at indoor forums and I am posting early results on experiments tonight, you may want to change your technique to hydro; you can take that rockwool and put it in netpot with hydroton and bubble it for a few days to get roots...lw...get some no-wilt, anti-wilt, or leaf shine and spray the tops real good