i have a 5g tank with a 15w plant tube and it grows plants like weeds, every 2nd day i have to remove handfulls of hygro, and java moss, i have diy co2 ppmd that i dose at 2ml a day of solution that i make of 2tbs in 600ml water. _______________________________________________ Aquatic-Plants mailing list Aquatic-Plants at actwin_com http://www.actwin.com/mailman/listinfo/aquatic-plants