You put it in your closet to keep mold and mildew off your clothes. It lowers your humidity by a few percent I guess, but if you're only off a few percent you're probably okay. I don't know why it doesn't work well if it can keep moisture out of a closet full of clothes. It's bought at home improvement stores. What's your deal? no journal link and you've been here since Dec 08? How do you grow what's your history with it?