Originally Posted By: jwetovick
I decided to go with Roundup Max Concentrate. Local price for 2.5gal was $55 and it's 51% gly compared to many generics of 41%. It also has a surfactant in it. Going to go spray in the coming days. Maybe i will able to be included in the billions of dollars lawsuit smile If anyone would like to share what mixture you used for cattails I'd sure be interested. Thanks

The surfactant in that mix is extrememly toxic to amphibians and as such not rated for water use.