Hydroponics Forums Discussions - can use a mercury vapor light

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spectrum

02-04-2009 08:02 AM

can use a mercury vapor light

hey guys, i was wanting to know if you can use a mercury vapor light to grow with how does it compare to hps-mh lights

Ron	02-04-2009 08:03 AM

No they are useless for growing plants. Wrong type of light spectrum.

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