this question is answered all over the boards here. a mix is good, but i think pure 6500k for veg is best and pure 2700k for flower. do some research before you ask common questions though. best of luck. -GG84
GoldenGraham84 Reviewed by GoldenGraham84 on . Spectrum for veg/bloom Should a mixture of 2700k and 6500k bulbs be used for flowering? If so, what ratio? Same question goes for vegetative. Thanks :jointsmile: Rating: 5