Pond & Lake Supplies

Aquathol K Aquatic Herbicide - 2.5 Gallons

United Phosphorus, Inc.

Aquathol K Liquid Aquatic Herbicide

Aquathol K is a versatile, effective aquatic herbicide containing 40.3% Dipotassium salt of endothall. Hydrilla, Milfoil, and many varieties of Pondweed are among the pest species it controls.

  • Minimal Water Use Restrictions 
  • Not toxic to fish
  • Short half-life in the environment
  • Can provide season long-contol
  • Excellent product for small lakes and ponds

Recommended rate of use varies from 0.45-3.2 Gallons/Acre ft.., depending on pest species.




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Based on 5 reviews Average Rating 5.00 stars out of 5
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  • J
    Jeffrey Ahaus J. A. Jeffrey A.

    Great service.

    Delivery was prompt. Product/container well packaged. Applied to pond this morning. Appreciate the service, thank you.

  • M
    Michael Meermans M. M. Michael M.

    Aquathol K

    Received order for Aquathol very quickly. Great service, and best price from Seed World. Used product against Parrot Feather and it began killing the weeds immediately. Excellent choice!

  • D
    Deborah Hauger D. H. Deborah H.

    Great service

    Excellently packed and rapidly delivered

  • M
    Matthew Robertson M. R. Matthew R.


    Good stuff

  • G
    Glen Waters G. W. Glen W.

    Quick service and best price.

    Quick shipment and best price I found on the internet. Better price than southern states.

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