These injection-moulded plastic garden trays have proved popular with professional and private gardeners alike. Made from strong and durable recycled polypropylene, these plastic greenhouse gravel trays will prove indispensable in the greenhouse and garden. Perfectly sized for use on greenhouse staging as an irrigation table to keep your plant cuttings or bedding plants watered in warm weather. You can fill these trays with gravel or capillary matting also if you like (not supplied) to aid both humidity and watering, or alternatively use it for potting up cuttings or seedlings in the greenhouse as any overspill will be safely contained inside the tray. Alternatively place this on the greenhouse floor with your growbag or floor-standing pots inside and fill the tray with water to water a large number of plants in minimal time. Any overflow or compost that escapes the pots will stay within the tray, keeping your greenhouse floor or staging clean and tidy. Shallow ridges on the internal base of the tray aids drainage Can be used with gravel to create humidity or capillary matting to aid watering if required (not supplied) Designed to fit on most shelving or greenhouse staging. Constructed from recycled Polypropylene Dimensions:Square - 59cm W x 59cm D x 7cm H. 25L Internal capacity.Standard - W39cm W x 57cm D x 5cm H. 9L Internal capacity.Maxi - 79cm W x 40cm D x 5cm H. 12L Internal capacity. Will comfortably hold 3 full size Seed TraysGiant - 110cm W x 55cm D x 4cm H. 25 litre internal capacity to hold grow bags or pots.Jumbo - 117cm W x 40cm D x 4cm H. Will hold 5 large Garland Seed Trays, perfect for seedlings. Each sold individually