Sunday, March 1st 2020, 12:26 pm By: News On 6 ...

The most popular types of artificial lighting for growing seedlings are fluorescent, metal halide (MH), high-pressure sodium (HPS), and light-emitting diode (LED).

Warm vs Cool: Understanding Color Spectrum in Grow Lights When shopping for grow lights, you’ll notice they are labeled with numbers like 2700K or 4000K. This refers to their relative warmth or ...

If the strain you’re growing now is the same one you grew in the past, then it’s likely that your bulb needs replacing. HID (High Intensity Discharge) grow bulbs such as HPS (High-Pressure ...

Let’s assume, on average, that a 1,000-watt high-pressure sodium (HPS) bulb has an output of 100,000 lumens.