get a bedtime vaporizer at the drug store for $20-30, assuming your grow room isn't a warehouse.
Biggins Reviewed by Biggins 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