Yea, it wouldn't hurt to try I mean my khaloua 10 month old ball python loves it so I keep it on all night lol she even lays on ur tree hide-out that's kinda right underneath it but for some reason she likes the moon light bulb more then the day time (almost hides from it).......?????????.....but ya, what do u have ur critter in anyway? Cause if ur gonna use the moon light (ex. 20 gal) go for a 100w....let me know