I have nothing to add but I am loving reading this topic. > > The trick is to plant super heavy, and keep the stocking light. I had a 10 > gallon tank, that had 6 congo tetras in it only. with a ton of hornwort etc. > after 6 months of no water changes, just topping off from evaporation, > nitrates were still below 10. _______________________________________________ GSAS-Member mailing list GSAS-Member@thekrib.com http://lists.thekrib.com/mailman/listinfo/gsas-member