This potting on tray contains 18 x 9cm plant pots which are the perfect size for potting on once seeds and cuttings have started to establish themselvesr r made from recycled and recyclable plastic these trays make growing and moving plants easy in your home or greenhouse r r perfect for transplanting young plantsr good for sowing large seedsr ideal for potting on growing plants and for cuttingsr makes growing your own easyr measures 9cm high