ultrasonic misting machines/time of day to mist

Discussion in 'Growing Marijuana Indoors' started by massive dynamic, Dec 4, 2014.

  1. I have been thinking about using an ultrasonic mister for an hour or two a day in my seedlings room. Is this a good idea and when would be a good time to run the mister. I'm currently using an 18 on 6 off light schedule in this room and I am using minimal co2 enrichment via a DIY yeast/sugar bottle system. room is 2' x 4' x 5'.  I evacuate the excess co2 from the tent using 6" inline fan at the end of the 18 hour light cycle. Would it make sense to run the mister for the 1 or 2 hours before the 18 hour light cycle begins

     
  2. #2 mr sheen, Dec 4, 2014
    Last edited by a moderator: Dec 4, 2014
    What is the rh of the room to begin with ?
    Misters work good I ran mine on lights of at start of flower to get it up to around 70-75 then after that a lowered it again
    I never took the chance at lights on incase the bulb got it
     
  3. Check out Monster Gardens YT  video on a new mister
     
  4. Those diy sugar and yeast generators are completely useless especially if running an exhaust fan. Your wasting your time. Co2 needs to be ran in a sealed environment so you don't loose it. You can not run an exhaust fan to ventilate the tent, only the light if its sealed. I have friends that run co2 correctly, it needs to be maintained at least 1200-1500ppm for it to be worth while, some do 2000ppm. We tested sugar and brewers yeast in a sealed tent the same size and was only able to maintain slightly over 500 ppm for a very short bit of time. Brewers yeast is way more active then anything you get at the grocery store. That was with it sealed off with air being pulled over a sealed light. Had a large compactor bag over the tent at 1 point, still was a waste.
     

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