i am typing to my self now,,for later references,,,,,,,,,,one more thing i dont no is if or when i ever use again co2,,i will do it the right way only,,,around base of roots,,as it has been done and experiemented by me before,,,the roots need alot of stiff,,so when air is used by way of bottled,,,,the more the roots get,,the better the plant gets,,just a pros opinion,,,,and been done to many times to no different,,and i have done way to many different ways to do any way but my way,,,figure that one out,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,Jack