You see, mother plants are usually kept a long time, because growers are continually taking clones from it. Over time, the mother will develop a very strong and maybe freakish looking stem. Sounds like a cool setup cool setup. Some growers forget to set up their ventilation system by the fact that hot air travels up, and that the air intake should be at the bottom, while the outtake is should be at the bottom. You seem to have really researched your stuff.