Aquathol K- 1 gal Aquatic Herbicide
Cannot be shipped to AK, CA, CT, DE, DC, HI, MA, ME, NJ, NY, RI, VT, WA or Canada
Pond Weed Control

Aquathol K Aquatic Herbicide Treatment for Submerged Pond Weeds

Broad Spectrum Contact Herbicide for Submerged Weed Control

Aquathol K 1 gallon treats 8,000 square feet

Works on most submerged weeds including American pondweed, curly pondweed, sago pondweed, cabomba, watermilfoil, parrotfeather, naiad, hydrilla, & coontail

  • A great treatment choice for turbid water with excess organics
  • Spray on actively growing plants
  • Proper application requires mixing with Plex Mate Surfactant for improved leaf penetration

Active Ingredient: Dipotassium Salt of Endotholl

How to use Aquathol K

Aquathol K - Mix 16-31 oz Aquathol K with 1-2 gal of water and 2-4 oz PlexMate to treat 1,000 sq ft. Submerge spray nozzle and apply on infested areas. 3 gallon Sprayer sold here

Apply early on a sunny day.

When should Aquathol K be applied?

Apply when pond weeds are actively growing. 

How long does it take Aquathol K to kill submerged pond weeds?

Aquatic weeds typically begin to die within a few days of application.


Aquathol K is not toxic to fish or animals. 

There are no restrictions on treated water for swimming, fishing or irrigation

 Read full Aquathol K Product Label for more details.

Cannot be shipped to AK, CA, CT, DE, DC, HI, ME, MA, NJ, NY, PR, RI, VT, WA or Canada


Click here for more information about aquatic herbicides available for pond weed control