Weedtrine-D Pond Aquatic Herbicide Plant ControlWeedtrine D is a broad spectrum liquid herbicide formulated for aquatic use in still waters such as lakes, ponds, ditches, and noncrop zones. Its active ingredient, diquat, delivers contact control of a wide variety of aquatic vegetation, including submerged, floating, and emergent weeds, along with filamentous algae. This herbicide is also suitable for application in noncrop or unplanted areas like around buildings, fence lines, driveways, and