CFL v LED
MH (metal Halide) and HPS (high pressure sodium) lights usually the first port of call but may not be the best choice for small-scale growers. Some may be put off by the up-front cost and others by the heat they produce and the corresponding need for ventilation and other safety considerations, not to mention the high draw on power, making those energy bills stack up. This often leaves a choice between CFLs and LEDs. Continue reading →