Quote Originally Posted by help420me
You've prolly already made your purchase on lights. t5HO 54w actinic 420nm-460nm lights are what you want for maximum veg growth, coupled with a t5HO 54w Roseate 650nm flower bulb for maximum bloom.
The actinic phosphor is too inefficient in output - the 420-460nm phosphor used in computer CRT monitors is far more efficient provides superior photon flux density per watt of input power
khyberkitsune Reviewed by khyberkitsune on . T5 Veg spectrum I'm about to purchase some 3' T5ho bulbs for cloning and mothering. What spectrum would you guys recommend? I will start with 5 bulbs. Should I get them all in 6500k or a mix there of for vegging? Rating: 5