Self-Watering Tower GardenGardeners can grow above and beyond their expectations. All they need to nurture a staggering amount of plants in very small space. An attractive, circular, steel plant tower that holds 12 x 5 litre Vigoroot pots, with a central self watering system. The poly protection cover has air vents and a zipped doorway. Each pot sits neatly within the easily assembled frame and has an integral capillary wick to draw water (and liquid feed if required) from one