So let me get this straight - using CFLs only, while vegging with my CFLs I should use a 6500K spectrum? And for flowering, I should switch to 2700K CFLs?
How powerful can I get CFLs at these spectrums without breaking the bank?
DasPachy Reviewed by DasPachy on . Answers about CFL, HPS, How Much Light... Although I'm still kind of a new poster, I keep seeing a lot of the same comments--many of which are answered an Dr. Khronik's excellent El Cheapo Guide to Lighting. But there are a few things I'd like to add in regard to watts, lumens, cfl, hps, and efficiency and how much light you need. Maybe this should be stickied? Watts have nothing to do with light or growth. Watts measure how much power a light fixture uses to produce light. You can tell how efficient a light bulb is by looking Rating: 5