Curly-Leaf Pondweed

Curly Leaf PondweedIdentifying Curly-Leaf Pondweed

Physical Characteristics


  • All submersed
  • Bright to dark green, occasionally slightly reddish
  • 4 inches long
  • 0.39 inches wide
  • Peduncles 0.78- 2.75 inches long

Little Leaves:

  • 0.2-0.59 inches long
  • Upper part frayed


  • Spikes of 3 to 5 whorls
  • Compact


  • 0.39-2.75 inches long
  • 0.39-0.52 inches wide


  • Rhizome
  • Reddish in color
  • Simple
  • Branching
  • 0.02-0.09 inches wide

Controlling Curly-Leaf Pondweed In Your Lake Or Pond

Physical Management of Curly-Leaf Pondweed

Curly-Leaf Pondweed  has a root system which means the roots need to be destroyed to prevent the plant from coming back.

Products To Physically Manage Curly-Leaf Pondweed

Cattail Cutter Aquatic Vegetation Groomer-          Aquatic Vegetation Groomer (AVG)

The AVG is a gas powered underwater aquatic weed cutter that was especially designed to cut down Curly-Leaf Pondweed at its root base. It uses two circular reciprocating blades which prevents it from getting tangled up like other weed whacker products sold online.

The AVG can be used in water depths up to 4 feet and comes with a 2 year warranty. It has a powerful 24 cc 2-cycle engine and a sealed gear box to keep it running smooth for years to come. Additionally, we have an optional shoulder strap and an optional float mount available to make the job of cutting down Curly-Leaf Pondweed that much easier.


WeedShear Aquatic Weed Cutter-          WeedShear

Our WeedShear measures 49 inches in width and features a v-shaped razor sharp stainless steel blades that easily cuts through Curly-Leaf Pondweed at its roots. This product comes with a hand held sharpener, a 25 foot polypropylene rope and folds up for easy storage.

To use the WeedShear, simply give it a toss out into your lake or pond and let it sink to the bottom. Once it hits the bottom, simply use a jerking motion to drag the WeedShear along the bottom of the lake or pond.


-          Beach Roller

Beach RollerThe Beach Roller is a handheld tool with a specially designed roller that cuts and pulls Curly-Leaf Pondweed from the bottom of your lake or pond. This product also agitates muck sitting on the bottom of your lake or pond allowing it to blow away.

The Beach Roller cleans a 2 foot wide path and has 6 ripping blades to cut and pull Curly-Leaf Pondweed. This tool is inexpensive and helps loosen and remove mud to keep the bottom of your lake or pond sandy and clean.


Automated Control of Curly-Leaf Pondweed

For homeowners, automated control of Curly-Leaf Pondweed is ideal when your lake bottom has been cleared and you want to keep it that way without having to continuously labor away cutting weeds.

For lake and pond management companies, automated control of Curly-Leaf Pondweed is ideal when you have a large lake or pond that has been overtaken by the weed.

Automated Products To Control Curly-Leaf Pondweed

Lake Groomer-          Lake Groomer

Our Lake Groomer is for homeowners who want to maintain a muck free lake bottom. The Lake Groomer uses a rolling action along the bottom of your lake or pond and dislodges any existing Curly-Leaf Pondweed and prevents it from growing.

The Lake Groomer comes standard with three – 7 feet roller tubes that can cover a total of 21 feet of lake bottom and comes with a 3 year warranty.


Aquatic Weed Harvester-          Eco Harvester

For lake and pond management companies, our Eco Harvester pulls Curly-Leaf Pondweed up from the roots and harvests them to be reused as mulch or animal feed.

The Eco Harvester can operate in as little as 12 inches of water and is built so it only takes one person to operate. Additionally, our patent protected Eco Harvester is one-third the price of traditional harvesters, making it one of the most affordable Curly-Leaf Pondweed removal machines on the market.


Herbicide Control of Curly-Leaf Pondweed

Herbicide control is a great option for Curly-Leaf Pondweed because you can literally apply the herbicide and then sit back and let it do its work. Most herbicides can control Curly-Leaf Pondweed throughout the season and only needs to be applied once a year.

Herbicide Products To Control Curly-Leaf Pondweed

Hydrothol 191 Granular Aquatic Weed Control-          Hydrothol 191 Granular

Hydrothol 191 Granular is highly effective at killing Curly-Leaf Pondweed in the application area and not away from the targeted area. It’s active ingredient is Endothall, mono (N,N-dimethyl alkylamine) salt.

Hydrothol 191 Granular is a slow releasing herbicide which accounts for its long lasting effects. Studies show Hydrothol 191 Granular present in the lake bottom 3 months after its application and had no effect on aquatic life because of the slow release of active chemicals.


Aquathol Super K Granular Herbicide-          Aquathol Super K Granular 

Aquathol Super K is a granular herbicide that works especially well for early season Curly-Leaf Pondweed. Its active ingredient is dipotassium salt of endothall and it prevents the weed from producing the proteins it needs.

Aquathol Super K begins working upon contact with Curly-Leaf Pondweed and initial results can be seen in as little as 1 to 3 days. A full kill of the weed takes about 1 to 2 weeks.


Aquathol K Liquid Herbicide-          Aquathol K Liquid Herbicide

Aquathol K is a liquid herbicide that works well for early season Curly-Leaf Pondweed, just like Aquathol Super K Granular. Its active ingredient is also dipotassium salt of endothall.

Aquathol K liquid herbicide works just as effectively as its counterpart Aquathol Super K, so it really boils down to whether you would rather use a liquid or a granular.