Carolina Cabomba: Zone 5 - 11 Temperate hardy. Soft green cloud of fan leaves, an oxygenator. Will look like an under water forest that fish love, in clear sun lit waters.
Sold / Planted in a bunch: anchor in muck or with a rock.
Carolina Cabomba: Prohibited invasive Plant List ...no good in CA, CT, ID, MA, ME, MI, MN regulated, NH, NY VT, WA, WI.