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After struggling with heat in my room for a few weeks even after addin enclosed lights and venting them I'm looking at buying a portable ac and am wondering how many btu my ac unit needs to be. My grow space is an enclosed L14xH6.5xW5 ft. Im runnin 2 1k hid lamps and have a curtain Mylar/poly...

Please help me diagnose what is wrong with my plants. They are between 2-3 weeks from seed and from what I've read it's too early for nutes but I'm using an aero setup so I don't see how my plants can eat just water at this stage. I have recipe for success from technaflora but have yet to use...

I've recently built my first grow room and am having probs getting the temp below 90 degrees. The dimensions are L14xW4.5xH6.5. That puts me at about 410 cubic feet. I have a 170 Cfm exhaust fan mounted externally to remove air from the room which should probably t me exchanging the air every...