Cli-Mate - GIB - Nanolux - Lumatek - TBM - Philips - Legrand - Sunmaster - Ventilution - Hydrofarm - Gualala Robotics - CMH bulbs
CMH (ceramic metal halide - also LEC or CMD) bulbs are suitable for plants in the vegetative and flowering phase. CMH lamps produce the most sun-like spectrum of light.