Catt Plex is labeled to target Reed Canarygrass and Giant Reed. Pleaser refer to the product label for specific application instructions and use as directed.
Catt Plex is not labeled for American pond weed. We would recommend SePRO Sonar RTU Aquatic Weed Herbicide is a specially formulated aquatic herbicide that’s designed to help control troublesome weeds in ponds. It’s very easy to use, simply pour it directly into the water from the shoreline without the need for boat or spray equipment and it also doesn’t require any mixing. There are NO fishing, swimming, livestock and pet consumption restrictions for Sonar RTU.
Catt Plex will only kill the cattails that are sprayed directly, this will not control or prevent regrowth from submerged weeds. Repeat treatments may be necessary to control weeds regenerating from underground parts or seed.
Page 14 of the product label for Cattails: For broadcast applications, apply 4 ½ to 6 pints per acre as a broadcast spray or at a ¾% solution with handheld equipment (Refer to the chart on page 9).
For best results, applications should be made as a broadcast application or spot treatment with the addition of a Non Ionic Surfactant for best results in accordance with the product label.
The rate at which you apply Catt Plex Herbicide will depend on the target weeds. Please refer to the product label for your target weeds. The maximum application rate of 7 ½ pints per acre must not be exceeded in any single broadcast application that is being made over water
Catt Plex is completely safe for people, pets, livestock, fish, birds, irrigation, consumption, and swimming when applied as directed on the product label.
NOTE: This item has been discontinued by the manufacturer. Please see Hi-Yield Killzall Aquatic Herbicide for an alternative