Tag Archives: mercury vapor bulb

Cannabis Lighting w/ Mercury Vapor Lamps

Don’t Use Mercury Vapor Lamps For Cannabis Lighting The oldest and most well-known member of the High-Intensity Discharge (HID) lighting family is the mercury vapor lamp. These lighting systems were developed in the early 1900’s and didn’t really catch on until about the mid-1900’s. Mercury lamps are not the best for growing due to its poor