thanks to you both. i put the tin foil on the wall because as you can see it´s horid wallpaper in there. ( it´s in the warddrobe ). should i put white paper on the walls ? i can´t change to much as it´s not my apartment. i´ll leave the waterin of blue for a couple of day´s, let her really dryout. i´ve mixed some nutes to 1/4 strenght is this ok for the babies ? they will be 2 weeks old on thurs/fri.