im attemping my first grow using cfl's, i found the right bulb for vegging, heres a pic of the it..
http://www.geocities.com/go2hell2007/VEG.jpg
its daylight 6500K bulb, 26w equiv. to 100w, lets out 1600 lumens, also says cool natural light.
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i know for flowering u want a 2700K soft white...