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  1. M

    LED vs Metal Halide

    I gave the 120(equivalent to 600watt) watt LED for a couple months and just finally gave in and took it down to put back up the 600w metal halide. Healthy plants under the LED but slow growth. The growth rate sped up right off with the Halide.
  2. M

    Pro Mix, Light and Water

    I just put some freshly sprouted seeds in the Pro Mix, watered them and put them all under the CFL. The pro mix is in 16 oz cups with drainage holes in the bottom. The mix seems somewhat dry even after liberal amounts of water, but I stopped as to not overdo it? I also wondered if the light...
  3. M

    Fan Time

    I have 616 cu ft of combined veg and flower space to vent and plan to run the can filter/fan 6"HO combo 33 with , does the fan need to run 24/7? I will be running one 1000w HPS, one 600w MH and one 4 foot flo. The two bigger lights are vented with glass sheilds, but I would prefer to run the one...
  4. M

    MH Light Size

    Do I need the same wattage on the Metal Halide in the vegetative room as the HPS in the flowering room? The flowering room will have 16-18 plants with a 1000w HPS. The vegetative room will have 16-18 plants as well, can I get away with less wattage? The MH's seem to go from 400w to 1000w, with...
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