Catt Plex concentrated aquatic herbicide killer is not just for cattails – you can also use this for water lilies and other shore and emerged aquatic weeds, all the while being gentle enough for fish. This contact herbicide should be applied in a spray application. It is glyphosate based and works to kill the pond weeds down through to the roots. This can also be an effective turf solution for controlling over 1,000 species of grasses and broadleaf weeds.
This is 100% safe to use around humans, fish, livestock, pets and birds, and you can also use it around water that is used for swimming, consumption and irrigation. It consists of 53.8% glyphosate. Mix 2 ounces per gallon to make a 1.5% solution.