watch 01:33 The Loop (Games) Do you like this video? Firefly in a Bottle is a placeable furniture item that hangs down from a block and provides light around it. It is crafted by combining a Bottle and a Firefly (Material). The Firefly inside the bottle flies around at random. Update Info v1.2.3 Added to the game. Retrieved from "https://terraria.fandom.com/wiki/Firefly_in_a_Bottle?oldid=514017" Categories: Craftable Items Items PC 1.2.3 Decorative Light Community content is available under CC-BY-SA unless otherwise noted.