A water butt comprises an interior volume for storing liquid； a container suitable for holding one or more plants, disposed on a side of the water butt； and a duct coupled between the interior volume of the water butt and the container, and configured to allow passage of liquid from the interior volume to the container. An apparatus mountable to a water management device for receiving liquid therefrom, comprises a container suitable for holding one or more plants； and a duct coupled to the container, and configured to allow passage of liquid from the water management device to the container.
