Whats better to veg your plant with a mecury vapor or a metal hallide????
I herd MV puts out a blue tint so input plz
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Whats better to veg your plant with a mecury vapor or a metal hallide????
I herd MV puts out a blue tint so input plz
Metal halide, hands down. Much better light spectrum.
http://www.concept420.com/marijuana_lighting.htm