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AquatiStick Aquatic Surfactant 32 oz $20.99AquatiStick Aquatic Surfactant 32 oz Increases effectiveness of aquatic herbicide application Adjuvant, sticking agent AquatiStick is a non ionic surfactant for aquatic use. This is not a stand alone treatment. AquatiStick is meant to be mixed...$20.99 -
Harvester Aquatic Herbicide 32 oz $80.98Harvester Aquatic Herbicide - Pond Weed Killer Harvester is a diquat aquatic herbicide designed to target both submerged and floating pond weeds. This is a broad spectrum contact herbicide that is designed for aquatic use. 32oz treats 5,000...$80.98 -
Sonar One Granular Aquatic Herbicide 20 lb $929.99SonarOne Aquatic Herbicide Pellets SonarOne is a systemic aquatic herbicide formulated for long term control of aquatic weeds. Slow reaction time makes this pond treatment safe for fish. SonarOne is an ideal solution for managing submerged pond...$929.99 -
AquatiStick Aquatic Surfactant 1 gallon $59.99AquatiStick Aquatic Surfactant 1 gallon Increases effectiveness of aquatic herbicide application Adjuvant, sticking agent AquatiStick is a non ionic surfactant for aquatic use. This is not a stand alone treatment. AquatiStick is meant to be mixed...$59.99 -
Backpack Sprayer 4 gallon $129.99Backpack Sprayer 4 gallon Use with aquatic herbicides or algaecides Great for applying around shorelines Holds 4 gallons of mixture The backpack sprayer provides a simple application method for spraying aquatic herbicides and algaecides. Tank...$129.99
Shop herbicides that are registered and safe for aquatic use to control hydrilla, cattail, duckweed, american pondweed, alligator weed, sago pondweed, milfoil, lily pad, phragmites and other nuisance aquatic weeds.
How to kill ponds weeds
To effectively kill pond weeds, you can use an aquatic herbicide specifically designed for this purpose. Here are some steps to follow:
- Identify the type of pond weed you are dealing with. Different types of pond weeds may require different treatment methods. Check out our weed identification page here.
- Calculate the pond treatment area. Measure out the square footage of the target treatment area. Be sure to read label instructions. Some dosage rates are based on surface area, others are volume based, per acre foot, which takes depth of growth into account.
- Choose an appropriate aquatic herbicide. Look for a product that is labeled for use in ponds and specifically targets the type of weed you are trying to eliminate.
- Apply the herbicide according to the instructions. This often involves diluting the herbicide in water and spraying it directly onto the weeds or using a granular form that can be spread over the water surface. Apply early on a sunny day for best results
- Consider preventive measures. Once you have successfully killed the pond weeds, it's important to take preventive measures to minimize their return. This may include regular maintenance, such as apply pond dye and apply beneficial bacteria to break down dead vegetation
How long after herbicide application do you see results
After applying aquatic herbicide for pond weeds, the time it takes to see results can vary depending on several factors. These factors include the type of herbicide used, the specific type of pond weed being targeted, and the environmental conditions.
With fast acting aquatic herbicides like Tsunami diquat, Propeller flumioxazin or Aquathol endothall, results are seen within days of application. For systemic pond herbicides like Sonar fluridone or Navigate 2, 4-D results may take weeks. However, it's important to note that complete eradication of the pond weeds may take longer. Some herbicides work by inhibiting the growth of the weeds, causing them to gradually die off over time. This process can take weeks or even months.
Additionally, the effectiveness of the herbicide can be influenced by factors such as water temperature, sunlight exposure, and the overall health of the pond ecosystem. Warmer temperatures and ample sunlight can accelerate the herbicide's action, while colder temperatures and limited sunlight may slow down the process.
How to improve aquatic herbicide effectiveness
To improve the effectiveness of herbicides in killing pond weeds, consider the time of year, weather conditions, and additives to improve effectiveness.
Apply herbicide during optimal conditions: The effectiveness of herbicides can be influenced by environmental factors. Apply the herbicide during a time when the target weeds are actively growing and vulnerable. Avoid applying herbicides during periods of heavy rain or when the water temperature is too low, as this can reduce their effectiveness.
Mix pond herbicide with surfactant: Most herbicides benefit from the use of surfactants, which are substances added to the herbicide mixture to enhance its effectiveness. Surfactants, commonly called a "sticker" can improve herbicide absorption, spread, and penetration into the target weeds.