Novelty Artstone Ella Water-Minder Planter. This durable resin square planter features a built-in Water-Minder reservoir drainage system that refeeds plants as needed. Constructed from a proprietary blend of resin materials with a significant amount of natural stone, it includes a removable rubber stopper for drainage, eliminating the need to punch holes. The footed bottom ensures airflow, so no saucer or tray is required. Lightweight and durable, this planter is ideal for indoor or outdoor use. Frost resistant and ultra violet resistant, it can be left outdoors year-round.