HOW LONG DOES IT TAKE FROM THE TIME YOU CUT THE LIGHT TO 12/12 TO TIME OF HARVEST UNDER A 400W HPS LIGHT DUDES,PLUS HOW BIG WILL MY PLANT GET,AT THE MOMENT ITS ON 20/4 AND IS ABOUT 8" HIGH,QUITE BUSHY THOUGH ABOUT 10 NODES.SORRY TO BUT IN ON YOUR MESSAGE BOARD MATE.