Most of the searching I've done shows the majority of Metal Halide lamps to be 4000 k - 4200 k temp range...I had to get a 6500 K MH through a aquarium store. So, if the commonly held belief that 6500 K is better for vegetative growth, why are they so hard to find???
doco Reviewed by doco on . If 6500K is best for Veg why are MH lamps 4200K??? Most of the searching I've done shows the majority of Metal Halide lamps to be 4000 k - 4200 k temp range...I had to get a 6500 K MH through a aquarium store. So, if the commonly held belief that 6500 K is better for vegetative growth, why are they so hard to find??? :confused: Rating: 5