growing a marijuana plant

Apart from metal halide HID, this is another variety of HID called High-Pressure Sodium (HPS). These lighting systems and bulbs supply a different light spectrum for your cannabis plants.
The most efficient type of HID light is the 600-watt HPS which often produces about 90,000 initial lumens upon startup. Nearly all of the HPS bulbs used for cannabis plants are translucent and clear.
All HPS vapor lights have their unique ballast requirements to make them function. These ballasts