switching lights for flowering?

blowinthatloud

Well-Known Member
Joined
Oct 26, 2014
Messages
356
Reaction score
5
Im growing under a 600watt MH with some cfl bulbs an a couple leds for red an blue spectrum, someone suggested i needed to have 1000 watts atleast to flower an get good yield is this true?
 
Joined
Jan 25, 2009
Messages
16,526
Reaction score
3,739
Im growing under a 600watt MH with some cfl bulbs an a couple leds for red an blue spectrum, someone suggested i needed to have 1000 watts atleast to flower an get good yield is this true?
How many lumens you need is dependent on the square feet of your grow space. The minimums are 3000 lumens per square foot in Veg and 5000 lumens in Flower. Those are minimums. In Flower I would shoot for 7500 if you can.
 
Top