Perfectly sized for the windowsill, & ideal for raising a number of different varieties, the ' Super 7' contains 7 mini propagators, each with a vented lid, that sit on a platform covered in capillary matting. The platform sits inside the outer reservoir tray, which holds 3.4 litres of water, from which plants can draw water as required. 76cm (30) long x 17.5cm (7) wide x 15cm (6) high.