ive been readin figures that say 6500k for veg and 2700k for flower but im looking at 1000bulbs.com and they have MH at 4200k and HPS at 2100k will that make a difference at all??
Printable View
ive been readin figures that say 6500k for veg and 2700k for flower but im looking at 1000bulbs.com and they have MH at 4200k and HPS at 2100k will that make a difference at all??
The 6500k and 2700k refers to the best spectrums for CFL light bulbs.
The HID lights have a broader spectrum. They kinda have their own rules. Bottomline: MH for veg...HPS...for flowering.