This excellent capillary matting feeds a constant supply of water direct to the roots of plants it is ideal for watering greenhouse and indoor plants as it is economical virtually automatic and saves a great deal of time and energyr r capillary matting is particularly useful during absences and holiday periods as it will continue to feed your plants whilst youre awaythis capillary matting is rot proof non toxic easy to use and can easily be cut to the required size with a knife or scissor