Slightly awkward to befestigen.Ich the pond floor took a stone and fixes the plants to this and now the plants where they gehören.An the ground from Teich.Die plants have my pond in the first few weeks .OB out very polluted remain there better with time is I do not know. When the plants move, a kind solves dust of the plant then across the pond distribute and settle anywhere in the decorative stones and on the ground.