Quote Originally Posted by khronik
The only thing I don't like about CFLs is the fact that they all seem to have a spectrum of about 3000K. I've seen 6500K CFLs too, but they're way more expensive. For this reason, I like to use 48" tubes, since the blue light keeps them from getting too spindly.
Walmart has daylight spectrum (6000-6500K) CFL bulbs, two for $6.49
psteve Reviewed by psteve on . El Cheapo Guide to Lighting A guide to cheap lighting for the broke newbie stoner Fluorescent Bulbs Fluorescent tubes have good efficiency and put out very little heat, but they usually aren't intense enough to produce a lot of buds. Still, for the vegetation stage of growing, they're great. All types of fluorescent bulbs usually have several numbers written on them that you should pay attention to. One is the watts. This determines how much energy a bulb uses, and also how much light it gives off. The Rating: 5