Il giorno 02/ott/09, alle ore 22:52, Marguerite English ha scritto: > wastewater it happens when you need to wash the filters... with salts and water which goes lost, I collect rainwater in big plastic cubes and reserve that "old" water for plants that do need a light water Giorgio Pozzi Travedona (Varese) Italy zone 7/8 studio.pozzitaubert@tiscali.it