u can see that info in the bulb but well if u don`t know about it with more kelvin degrees the spectrum is more white (daylight) and if u rest k degress the spectrum turn to red ( for flowering ) 3200ºk for down

but your bulbs are 4 save energy?

because my indoor work with save energy bulbs 6200ºk 45 watts for growiing and 2700ºk 45 watts for flowering
desk Reviewed by desk on . whats the deal with compact fluorecents? :confused: compact fluorecents- how many of these to use...in say a 20"x48" space in a flowering chamber say... 52 inches in height...thoughts please... anyone ever use these to flower??? anyone ever use reptile basking lights? thoughts and opinions please... peace-420-I'm out! :) Rating: 5