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					Originally Posted by AC33
					
				 
				I was under the impression that the proper spectrum was around the 6k region, the colour temp closest to the sun? And that we only use higher K bulbs because they are more visuallly appealing, but dont offer the same amount of growth as 6k bulbs? 
			
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 That is a pretty good impression.  Sunlight at noon at the equator is 6400K, so I believe daylight bulbs are around 6500K.
