Just a light thing....you want to move your lights closer and let the temp raise a few degrees.Doesn't matter what part of the cycle since it is always beneficial but I recommend starting just before flowering til the end
hienuff Reviewed by hienuff on . C02 hey folks, if using c02 is it a 24 hr a day thing or just in light or just in dark? any opinions or experience with co2 anyboby. cheers.. Rating: 5