Solar Rad vs HID?

Discussion in 'Growing Marijuana Outdoors' started by firehose, May 19, 2010.

  1. [​IMG]

    my current solar rad
    Solar Radiation: 422 watts/m^2

    so realistically you could have 1000watt lamp next to a 1000 watt lamp and it would be stronger then the sun. good or bad?

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