Good advice is to plant your pond with enough aquatic plants to cover ... Some good examples are lemon bacopa, lizard’s tail, duck potato or arrowhead, pickerelweed, rush, Howie’s sedge ...

Getting hold of tubers is not easy, though they do appear in aquatic nurseries, such as Devon Pond Plants. The tubers need to be buried in 10cm or so of soil, covered with at least 15cm of water. The ...