Tsunami DQ Pond Weed Control, 1 Quart is a powerful, nonselective herbicide designed to effectively manage both submerged and floating pond weeds. This versatile weed control solution targets a variety of aquatic weeds including duckweed, water hyacinth, pondweed, slender leaf pond weed, and coontail. It is especially useful for controlling copper-resistant surface and submerged weeds thanks to its active ingredient, diquat dibromide, which makes up 37.3% of the formula. The product comes in a convenient ready-to-use 32 oz. pour bottle, providing coverage of 2 to 8 quarts per acre. Additionally, Tsunami DQ can be blended with other herbicides to enhance its range of applications and effectiveness. Model Number: