i never had issues with too low humidty so i never used a humdifier. i'm sure someone has some experience with it and will have an answer.

i could be wong but i don't think you need to add as much humidty as a humidifier could add. rh 50-60 for veg and 30-40 for flower would be acceptable
justaseed Reviewed by justaseed on . Raising humidity Anyone have any good suggestions for raising the humidity in a room? My growtent has 10% humidity atm which is not good..... Humidifier? Rating: 5