Reservoirs, Lakes and Ponds


Aquathol®K is one of the most versatile and effective aquatic herbicides ever developed. It is an excellent tool that can provide season­long control of a broad spectrum of submerged weeds.


Aquathol K Facts:

  • Not toxic to fish or other aquatic organisms when applied according to the label.
  • Has a relatively short half­-life in water.
  • Provides aquatic weed control in a relatively short time, generally 2 to 4 weeks.
  • Can provide long-­term control, depending on the application timing and the target species.
  • No restrictions on treated water use for swimming, fishing or irrigation.
Always read and follow label directions. For more information, read labels and other resource material.

Active Ingredients

40.3% Dipotassium salt of endothall*
59.7% Other Ingredients
100% Total

* Contains 4.23 lbs. dipotassium endothall *per gallon*
7 oxabicyclo [2.2.1]heptane 2,3 dicarboxylic acid equivalent 28.6%


Reservoirs, Lakes and Ponds