Get a humidifier. 20% humidity is like the desert! What is your temperature at? I know a lot of foliar feeding and watering will get it nice and humid. Just watch out for that light of yours because it will definately blow if you get water on it.
sawleaf Reviewed by sawleaf on . Humidity Hi. I know there are some obvious answers to this question, but what is the best way of increasing humidity whilst using HPS? 20% is too low judging by what I read. Thanks for any replies. Rating: 5