Reservoirs, Lakes and Ponds

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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.

Go to CDMS to View Full Label Go to CDMS to View Full Safety Data Sheet

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 the latest and follow the 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%

How to Use

Quiescent or Slow Moving Water Treatments: Surface or Injected Applications

Always read the label and follow the label directions.10/14/2016

Flowing Water Treatments (with exception of irrigation canals): Drip or Metering System Applications

Always read the label and follow the label directions.10/14/2016

Water Stargrass