Metal halide grow lamps are popular for use in vegetative growth phase of cannabis due to very high blue content of light.
Metal halide vs led for veg.
Switching to led in the middle of a growing cycle will take some time for the plants to adjust to.
Indoor grow specialists all over the world use blue heavy metal halide lamps mh for vegetative growth and switch to red heavy high pressure sodium hps.
Many people start growing with metal halide or t5 fluorescent or led lights.
Efficacy lumens watt led vs metal halide.
Common wattages of metal halide grow lights fro cannabis include 250w.
In this case we ll be comparing leds and metal halides but all bulb types can be quantified with this measurement.
Metal halide mh lighting is one of the most popular choices for vegetative growth among indoor gardeners.
The hid lighting category includes metal halide mh and high pressure sodium hps lights.
This means that many growers with hid light setups have separate veg and flowering lights or at least multiple bulbs which adds to the expenses of maintaining an hid setup.
The high amount.
They upgrade to g8leds when it comes time to flower.
Those who use hps lights most often use metal halide for vegetative growth as well since its light spectrum is better suited for vegging.
Mh grow lights metal halide are suited best for vegetative growth and hps grow lights are superior for flowering.
While either type can be used for the full growing cycle when combined using an mh grow light for vegetative growth and flowering under an hps grow light is the most recommended hid grow light setup because utilizing the.
They decide that they don t want to deal with the heat and electricity expense anymore.
Efficacy is a measurement of how well a light source produces light.
The enhanced blue in metal halide does not lead to increased plant growth compared to hps in the veg stage.