what i did was let them suck up the water then add more at where i started. its a risky method i heard but it worked for me! i never sprayed the dome(why?) humidity was already at 100%!!!! 5 of 6 rooted of my first time taking clones ever! 2nd time 4 for 4!!! then gave all xtras to friends to be on there growing way......:watchplant::watchplant::watchplant: