Quote Originally Posted by captainendoe
that's about where I'm standing on the topic but only because I'm too poor to buy a humidity reader... I'm still fasting for a ph reader
Dude, I can afford both. I have never needed one of those fancy pantsy things as they break, become inoperative, and so on. I just use the drop test kit I buy at the Horti store, and 'feel' if it is too hot, cold, dry, or moist in their controlled environment.