t5 lights

Discussion in 'Growing Marijuana Indoors' started by Substratedestroyer, Nov 18, 2014.

  1. #1 Substratedestroyer, Nov 18, 2014
    Last edited by a moderator: Nov 18, 2014
    It's been quite some time since i've poked my head in but i've got a quick question. When using t5 lights whats the purpose of the blue light compared to the white light? I used to know the answers to these questions but.... i've forgotten. thanks in advance
    Never mind i found they are for the veggin stage i completely forgot.   you can close my thread


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