The higher the Kelvins the bluer it is. Lower being more red. For veg blue is good. For flower plants like red. Goodluck.
Da1KrayzieThug Reviewed by Da1KrayzieThug on . lighting color q's ok so im looking up some lights and i come across some that i am considering. they are the energy efficient cfl's. well i come to find out they have a color temperature rating of 2700k, 4100k, and 6350k. 6350k is labeled as day light color. with this in mind i am wondering if the color temperature really even matters to begin with. i would think that getting the 6350k would be better if it did. i ask this cause i am going to buy a mix of lights i will have some regular cfl's and i will Rating: 5