Ditto.. Spray bottle or a dish so the vapor can escape into the atmosphere....
if you use A Hps/Mh llight leave the dish close to the bulb so itll be exposed to more heat so itll vap off quicker. I should add 40 Rh isnt too low and itll help fight Mold!. Having a lower rh.
Land of Drought Reviewed by Land of Drought on . How to raise humidity? Hi, I need to raise my growrooms humidity, it's usually between 30-40%... Any recommendations on raising humidity? I tried using jar of water, not much results... Was thinking of wet sponge, would this work? Any tips much appreciated. Thanks:thumbsup: Rating: 5