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Posted by mercury vapor,incadescent,grow bulbs,etc. use only various wattages of HPS or METAL HALIDE. on October 16, 1999 at 20:35:29:
In Reply to: Lighting posted by Wilson on October 09, 1999 at 22:45:44:
: Does anyone know if there is a type of light that is not safe for your garden, I was just wondering because I am starting my first one.
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