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  1. SparkUm

    Envirolights

    hey RIU, my brothers thinking about getting 2 envirolights from local grow shop, a 200W blue spectrum and 200W red spectrum so he can have a go at growing some autos, he originally wanted 2 of both spectrums but after buying the seeds, the medium and nutes I advised him just to get one of both...
  2. SparkUm

    how to vent tent?

    hey guys I have a secret jardin dark room 100 and have no idea what I need to properly ventilate it, atm I have an open reflector light and that probably wont work, or will it? I seen a set up with an exhaust fan on top of the tent, ducting leading to the light, more ducting from the other side...
  3. SparkUm

    quick question regarding pH pen.

    can I use it without calibrating? I will be ordering the solutions but id like to give it a go.
  4. SparkUm

    Riu.

    I've been aware of the forum for month's, alot of my research into growing led me here, this forum is usually one of the top result's when I type something into google, so since I've registered pretty much everywhere else worth registering at, it woulda been stupid of me to leave RIU out! glad...
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