well that would be stupid in most peoples opinion. Causing stress reduces yield and makes shitty plants. If you want to cause stress, just fuck with the photoperiod. from 12/12 for however long you've had them to 18/6 for 2 weeks back to 12/12 for 2 than to 24/7 for a week than back to 12/12 will almost always cause hermies if it doesn't than you have found a true gift. a xx female. BTW, WINDEX IS POISON MAKE SURE THAT YOU GET ALL THAT SHIT OFF BEFORE YOU SMOKE IT!! (DUMBEST THING I'VE EVER HEARD OF!)