American Pondweed

[ Potamogeton nodosus ]

American Pondweed has submersed and floating leaves that are oval shaped. There are several other similar plants with floating leaves like Illinois, Floating and Waterthread Pondweeds. These plants are common and widespread throughout the United States.

American Pondweed
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Pondweeds occur in a variety of aquatic habitats. Some pondweeds are totally submersed, others have floating leaves. Pondweeds may be relatively large plants, while some are small. The American Pondweed has relatively large leaves and are important as wildlife food.

Q. What are the best control options?
A.

Herbicide Application: Hydrothol 191 Granular or Aquathol Super K granularare very good control agents.

Q. What is the best time to treat?
A.

Once water temperatures are around sixty degrees or warmer and the plants are viable.

Q. How do I actually apply the product(s)?
A.

Granular herbicides can be spread by a small Hand held spreader or can be tossed by a hand scoop.

Q. How often do I need to treat?
A.

Generally, there is little regrowth within the same season. Note that some aquatic species like the Naiad family grow later in the season that may require a mid to later season treatment to achieve season long clear water.

Q. How long before I see results?
A.

Generally within two weeks things will be cleared up.