Ultra Pond Weed Defense

ultra_pondweed_defenseWorks on all pond weeds including submerged, floating and emergent weeds. Pond Logic® Ultra PondWeed Defense® may be used for short term control of duckweed and watermeal in slow moving water. Use all season long on actively growing weeds for best results.(Cannot be sold in: AK, AZ, CA, CT, DC, HI, ME, MI, NJ, NY, PR, RI, WA, Canada)

Ultra PondWeed Defense® Dosage Rates

Treatment Area
(In Square Feet)

Ultra PondWeed Defense®
(In Ounces)

(In Gallons)

2,500 Sq. Feet

16 Ounces

1½ Gallons

5,000 Sq. Feet

32 Ounces

3 Gallons

10,000 Sq. Feet

64 Ounces

6 Gallons

When To Use Ultra PondWeed Defense®

Ultra PondWeed Defense® should be applied to target weeds while they are active and growing. The active ingredients in Ultra PondWeed Defense® will be absorbed by the plant where it travels to the roots killing the entire plant.
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How To Use Ultra PondWeed Defense®

Mix the desired amount of Ultra PondWeed Defense® and pond water in accordance to label directions. Using a pressurized sprayer, spray the Ultra PondWeed Defense® mixture directly onto target weeds. Treated weeds will begin to brown and die. Once weeds are completely dead, cut and rake them away to prevent an accumulation of plant decay and pond muck.

Ultra PondWeed Defense® Water Use Restrictions

Ultra PondWeed Defense® carries the following restrictions:

  • 3 day human drinking
  • 1 day livestock/domestic animal consumption
  • 5 day irrigation

State Restrictions:
Ultra PondWeed Defense® cannot be shipped to Alaska, California, Connecticut, District of Columbia, Hawaii, Maine, Michigan, New Jersey, New York, Puerto Rico, Rhode Island or Washington.

Curly Leaf Pond Weed

Eurasian Watermilfoil

Sago Pondweed


American Pondweed



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About the author: Darrell Rhoades is the founder of Whatpond.com. A one man business, works full time in tool & die. It all started when he built his own pond for the family. Ran into pond issues and started the research with pond suppliers and conferences for pond management. He writes about pond building and pond management and sells pond management supplies, aeration & fountains and Practical hands on experiences at Whatpond.com. . No physical store, but has items in stock.

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