There is a long debate over whether 18/6 or 24/0 is better. My plants grew fine under 14/10.

I would use 18/6 to more closely mimic a natural environment. You'll save alot on electricicty too.
smoknjoe Reviewed by smoknjoe on . light time & fan? New grower here just wanted to know how long does a plant have to have light on it to grow? Also iv'e noticed people with fans wit indoor growing what r they for and when are you suppose to turn it on and turn it off? Thanks:confused: Rating: 5