Tag Archives: growing a marijuana plant

HPS Lighting For Cannabis Plants

marijuana plants

Apart from metal halide HID’s, this is another variety of HID’s called High-Pressure Sodium (HPS). These lighting systems and bulbs supply a totally different light spectrum for your cannabis plants. The most efficient type of HID light is the 600-watt HPS that often produces about 90,000 initial lumens upon startup. Nearly all of the HPS bulbs used…