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Rodeo Aquatic Herbicide

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Above the surface plants crowding need controling? Rodeo Aquatic Herbicide is effective on nearly all Emergent Plants like Cattails, Grasses, Bulrushes, Purple Loosestrife, Aligatorweed and Water lilies. Rodeo is systemic - kills the roots for multi-year control. There is not a more economical way of weed control.

Target Pests

Emergent plants like Cattails Grasses Bulrushes Purple Loosestrife Alligatorweed and Water lilies. These plants can block pond or lake access. Cattails in particular is a troublesome weed in aquatic areas.

For Brush Control : For control of perennial weeds and woody plants in aquatic adn noncrop sites also for use in wildlife habitat areas for perennal grass release and grass growth suppression.

For Use In

Aquatic Sites-including all bodies of fresh and brackish water which may be flowing non-flowing or transient. This includes lakes rivers streams ponds seeps irrigation and drainage ditches canals reservoirs estuaries and similar sites.


Use hand held sprayers or back pack sprayers. Unless otherwise directed on label, delay application until vegetation has emerged and reached the stages for control of such vegetation under "weeds controlled" section of the label. Always use the higher rate of Rodeo adn surfactant within the recommended range when vegetation is heavy or dense.

Coverage Area

2.5 gallons will cover up to 5 acres. Please see product label for complete use instructions. Different target plants may require more concentrate.

Mix Rate

1 to 12 ¾ oz per gal of water, depends on target weed. See product label for complete dilution rates and yields.

Active Ingredient

Aquatic Glyphosate 53.8%

Rodeo Aquatic Herbicide

Rodeo Aquatic Herbicide - Kills Aquatic Weeds

Rodeo Aquatic Herbicide kills pond weeds with 53.8% glyphosphate. Rodeo Aquatic Herbicide is excellent as a non-selective herbicide used in aquatic areas. These aquatic areas include streams, drainage ditches, lakes, rivers, ponds, canals, and reservoirs. Rodeo Herbicide is also an effective brush killer, although it generally takes 7-10 days to kill perennial brushy plants. On most annual weeds, you will start to see results within 2-4 days.

Rodeo Aquatic Herbicide has a label to kill more than 90 kinds of grasses, brush and broadleaf weeds.

How Rodeo Works

Rodeo works systemically, moving from the foliage to the roots. Kills the roots for several years.

Rodeo Herbicide be used around water areas, no limit on usage for irrigation, recreation or domestic puposes. Rodeo is a non-selective and nonvolatile herbicide, binding to the soil particles in little time.

Suggested Items To Add To Your Cart

To help penetrate the natural waxy tissue barrier of plants, use a surfactant such as Alligare 90 Wetting Agent

To avoid drift so that you don't spray desirable plants, use a marking dye such as Vision Pond Dye, so you can see where you have sprayed. The marking dye easily washes away.


As always, stay safe when applying chemicals with the help of our Homeowner Chemical Safety Kit

Product Q & A

Start typing your question and we'll check if it was already asked and answered. Learn More
Browse 26 questions Browse 26 questions and 39 answers
I'll be using this on the water side of an earthen dam. The lake is used as a drinking water source. What are all the ingredients and what surfacant would use that is completely environmentally friendly?
James on Jun 11, 2016
BEST ANSWER: Rodeo is an aquatic glyphosate, and is to be applied directly to the weed,
but cannot be used for at least 48 hours.

I am attaching the label so please refer to page http://www.epestsolutions.com/psd/rodeo%20label.pdf (11)
What is a surfactant?
A shopper on May 13, 2018
BEST ANSWER: https://www.solutionsstores.com/alligare-90-wetting-agent

Here is a great surfactant, it helps the pesticide stick better to the plant you are trying to control.
A shopper on Jun 9, 2018
BEST ANSWER: I always mix it with 2-4d and kinetic.. In my pack of like 5gal i throw 12 oz of 2-4d and 1oz of kinetic and 24oz of rodeo. Works great for at least 2-3 months.
Will this kill poison ivy?
Carol on May 28, 2018
BEST ANSWER: will kill anything it gets sprayed on , works better with surfactant additive. If it is not a wetland site just use roundup because it has the surfactant already in it. 3% solution minimum
Is the fall season ok for application ?
A shopper on Sep 21, 2017
BEST ANSWER: It will depend on your location and the weed you are trying to control. Applying it in the fall might give you some control, but it will take longer to be effective. Spraying on younger weeds is always more effective.
Will this product kill my fish in my stock pond ? Also will this harm my bird dogs that go in the water and may drink it?
A shopper on May 9, 2018
BEST ANSWER: The Rodeo will not kill the fish in the pond but the oxygen depletion caused by the decomposing plants can kill the fish. When treating the pond make sure to only treat small sections of the pond at a time to prevent this from happening. Keep all pets and people off treated area unti the product has fully dried.
Will it kill nutsedge in my lawn, which borders a river?
A shopper on Sep 4, 2018
BEST ANSWER: I’m not familiar with nutsedge. It did kill some cattails and reeds near my shoreline. It took many days, I actually thought it failed.
But eventually it was successful,
do you have to spray or can you just add it to the water?
bev b on Jun 29, 2018
BEST ANSWER: after deluteing recommended amount of rodeo to each gallon of water spray on vegetation it will do the rest . it works great on water shield.
Will this product kill wild rice ?
A shopper on Aug 14, 2018
BEST ANSWER: Yes it can. See our Wild Rice page for more options and treatment methods.

Will this product harm fish, wildlife and cattle if used in
a stock tank?
A shopper on Apr 3, 2018
BEST ANSWER: The treatment of aquatic weeds can result in oxygen depletion or loss due to decomposition of dead plants. This oxygen loss can cause fish suffocation. To prevent this from happening treat a small portion of the pond at a time. The label will not have information on drinking time for the cattle and other wildlife. The Diquat is a bit different than the rode but it is used of the pond and it will have a drinking time frame after application.
Does this product kill torpedo grass?
A shopper on Oct 9, 2018
BEST ANSWER: It is labeled to kill torpedo grass. Refer to the label on the page for more details.
cattails in a pond used for lawn and garden watering. will spraying with Rodeo be harmful to lawn and garden?
A shopper on Oct 2, 2018
BEST ANSWER: The pond water treated with Rodeo Aquatic Herbicide can be used to water flowers and ornamental gardens.
Hello, What would be the best mix rate to treat phragmites in about 2500 square feet?
sergio on Sep 19, 2018
BEST ANSWER: I would check the label for exact application rate instructions.
I have phragmites in my pond, will this product be enough or do I have to use it in conjunction with something else?
sergio on Sep 5, 2018
BEST ANSWER: Rodeo is labeled for partial control of phragmites. This is a glyphosate product and could potentially kill what it touches. We would recommend solely spraying the phragmites. This should suffice if you apply directly to Phragmites.
How soon can you go in water after it has been sprayed?
A shopper on Aug 30, 2018
BEST ANSWER: Please refer to the label for specifics. We would also like to refer you to the manufacturer since they are the experts on their Rodeo product. The manufacturer is Dow AgroSciences and you can reach them at 800-992-5994.
when is the best month to apply rodeo for most effective control?
scott s on Jul 8, 2018
BEST ANSWER: It is best to apply the Rodeo when the weed is actively growing for the best absorption. It can also be applied when any foliage is visible. During colder weather, the product will take longer to show visible results.
Is this safe for cows an fish ?
Angie on Jun 9, 2018
BEST ANSWER: No, there is no risk to fish or cows with the application of Rodeo in an aquatic area. Please refer to the label for application instructions.
Does it kill duckweed?
A shopper on Jun 3, 2018
BEST ANSWER: https://www.solutionsstores.com/diquat-dibromide-aquatic-herbicide

Rodeo is not labeled for Duckweed and will not work for that particular weed.

You will want to look at the product Diquat which is a better solutions for the control of duckweed in your pond.
I have a buffer strip of Reed Canary Grass planted along shoreline that I want to begin managing. The weed strip will occasionally flood, but it is typically dry. Will Rodeo work?
BETSY J on May 9, 2018
BEST ANSWER: Yes Rodeo will work for this area make sure to read the label for proper mixing instructions.
If I mix more than I use, will the potency still be good to spray after 60 days?
A shopper on Apr 24, 2018
BEST ANSWER: No it will not be the same. We recomend to use the mixed product within 24 hours after mixing. If you will not use a full gallon divide the mix rate and apply with 1/2 a gallon.
Will this kill lily pads in a pond?
A shopper on Apr 13, 2018
BEST ANSWER: Yes, Rodeo will work to kill lily pads in a pond, we recommend adding a surfactant.

Should start seeing some effects within about 4 to 7 days after application.
Is Rodeo legal to use in all states?
Paul M on Nov 27, 2017
BEST ANSWER: It cannot be shipped to these states, MA, NJ, NY, VT, WA . All other States have registration on Rodeo Aquatic Herbicide.
Will this product be effective on small willow shrubs around a pond? Do I need to add a surfactant? will it be effective this fall on the stubs left after brush hogging, or do I need to wait until spring for new shoots?
Bob B on Oct 16, 2017
BEST ANSWER: The younger the plant or shrubs the better the control you will have, depending on the temperatures, it may be better to apply in the spring.

How close to the pond would application be applied?
does this rust metal? galvanize tanks
doug on Jun 7, 2017
BEST ANSWER: The Rodeo should not rust galvenized tanks, please let me know if we can assist you any further.
Crystalizing in bottom container is this making it none usable ?
DA on Jun 27, 2016
BEST ANSWER: This product should not crystalize. If that is happening it most likely froze at some point. Was it stored in a temperature controlled area? If you could send us the lot # from the container we can contact the manufacturer and see if they have an issue with it. Send lot # and images of the crystallization to askapro@solutionsstores.com and we will look into getting it fixed.
will this product work on Azolla aka Fairy Fern?
Deborah K on Jun 7, 2018

Customer Reviews

4.8 / 5.0
6 Reviews
5 Stars
4 Stars
3 Stars
2 Stars
1 Star
Easy to Use
4.3 / 5
4.7 / 5
4.7 / 5
Safe to Use
4.7 / 5
Would you Recommend?
Yes (4)
Easy to Use
5 / 5
5 / 5
5 / 5
Safe to Use
5 / 5
Would you Recommend?
It Works!
WIt Works! Rodeo Aquatic Herbicide has better performance and economics than Roundup.rite your review here. It must be at least 50 characters long. Consider whether you would recommend this product and what you like or dislike about it.
November 4, 2018
5 months ago
Would you Recommend?
a weed killer that actually works !!
it is a very good product ,fast killing & lasts. my neighbor even used around pond & killed cat tales.i will use this product from now on.
July 14, 2018
9 months ago
Easy to Use
5 / 5
5 / 5
5 / 5
Safe to Use
5 / 5
Would you Recommend?
works very well on water shield in our pond.also killed poison ivy. great product,
June 8, 2018
10 months ago
Easy to Use
3 / 5
4 / 5
4 / 5
Safe to Use
4 / 5
Would you Recommend?
the real stuff
Rodeo has been a standby for me in my non-selective foliar applications. Mixes easily and is effective at 2% solution . Perfect for the riparian buffer and stream side spot spray applications . Don't forget the surfactant and dye !
May 14, 2018
11 months ago
Satisfied Customer
I went on line to purchase Rodeo. Solutions Store full filled my order quickly and I received the product in just a couple of days. Excellent service and price. I would recommend The Solutions Pest and Lawn store to everyone.
September 21, 2017
1 year ago
I use this for my Duckweed! And boy if it is sprayed correctly it works so great! I love that it contains a little surfactant to keep them from re-germinating
February 18, 2015

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