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Thread: How high to have 300w cfl above autos

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    Default How high to have 300w cfl above autos

    help with heights for the hefty 300w cfl please for all stages thanks

    i've got a mars 300 as well and found these heights for them

    germination 24-30 inches above the plants
    veg 18-24 inches above the plants
    flower 12-18 inches above the plants

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    I used to have my old CFL within an inch or two
    “No shame, no humanity, no morals and no principles.”

    (Prince Abdullah)




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    was that at all times m8 and was it the hefty ones lol cheers

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    Quote Originally Posted by skunkblast View Post
    was that at all times m8 and was it the hefty ones lol cheers
    I had a pair of 125w together on the same bracket

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    I used a 200w and a 150w both a couple inches from the plant. As long as i didn't let them stretch into contact they were happy.

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