This herbicide is effective in controlling many submerged … Diquat is considered a “non-selective” herbicide—in other words, it will kill any plant to which it is applied. I plan to do this with a 15 gallon trailer sprayer with a small two nozzle boom and drag hoses. For Terrestrial Uses, do not apply directly to water, or to areas where surface water is present, or to intertidal areas below the mean high water mark. This N W Arkansas stock pond was 100% covered with duck weed. However, the vegetation may come back, requiring retreatment. What is Diquat? You will need to treat all of your water with this product. surface, apply either in a water carrier or an invert emulsion through boom trailing hoses carrying nozzle tips to apply the dilute spray below the water surface to insure adequate coverage. Per the product label for Diquat Water Weed and Landscape Herbicide it does state that difficult weeds (such as perennial or deeply-rooted weeds) can often be controlled by tank mixing Diquat Water Weed and Landscape Herbicide with other systemic-type herbicides. 8 of 15 people found this answer helpful. Diquat should be mixed at a rate of 1 gallon per surface acre 4' depth or mixed at 32ounces per 100 gallons when spraying as a commercial weed killer. Refer to other product labels for specific application directions. Allow material to rain down in coarse droplets for better surface penetration. Some … Great on land too! This is per acre. If you need some assistance, contact us and we will help y… Do not contaminate water when disposing of equipment wash water. Coontail is often confused with milfoil or fanwort. Weedtrine D Aquatic Herbicide is a broad-spectrum liquid aquatic herbicide for use in and around still lakes, ponds, lagoons, ditches, non-crop, ... restricted for irrigation, drinking (animal or human) and swimming, see label for details. In two days Duckweed is almost all TERMINATED. If using a hand sprayer, for example, 2 gallon sprayer, put 1 gallon of water and 1 gallon of Diquat into the sprayer and spray the contents over an acre of the area. If using a hand sprayer, for example, 2 gallon sprayer, put 1 gallon of water and 1 gallon of Diquat into the sprayer and spray the contents over an acre of the area. Please let us know if you have any other questions, or give us a call at 1-866-581-7378 since many times with these types of applications, a customer service representative can better explain application techniques. Diquat triggers pupil dilation, liver and kidney damage and even death. Diquat is a weed killer concentrate that needs to be mixed with water before application. For treating for Hydrilla, which is a submersed water weed: To control submersed weeds, apply Diquat Water Weed and Landscape Herbicide in water at 0.5-2.0 gallons per surface acre (per 4 foot water depth). 10 of 10 people found this answer helpful. If using a hand sprayer, for example, 2 gallon sprayer, put 1 gallon of water and 1 gallon of Diquat into the sprayer and spray the contents over an acre of the area. Customized Pest Control Program - New Lower Price Starting at $7.98/month* + Free Shipping », DoMyOwn's COVID-19 Update: Shipping & Delivery Info | Check your order status or visit our DIY Center for expert advice, Learn more about Diquat Water Weed and Landscape Herbicide, cargo-truck Use a rate of 1 part aquatic herbicide to 50 parts water. Dilute with a minimum of 9 parts water. Diquat Water Weed and Landscape Herbicide is sprayed directly to the floating algae will kill it. Diquat is effective in managing both emergent and submersed vegetation, including: Water hyacinth/water lettuce; Duck weed; Elodea 27 of 33 people found this answer helpful. When using the Diquat you will need to mix it at the rate of 2-4oz per gallon of water and mix it with an 80% Non ionic surfactant. Spritflo® is not a contact herbicide, so it cannot be used to spot treat an area of a larger body of water. It is recommended that you treat your pond in sections as to not deplete the oxygen in the water. Per the product label, it should be applied in the spring or early summer when the weeds are actively growing  and when water temperatures have reached or exceeded 50 degrees. Diquat is an industrial weed killer to control pond weed, pond algae, and other aquatic weeds. The distinguishing characteristics of coontail plants are their green, forked, serrated leaves which have a stiffened feel and are arranged on stems in whorls. Diquat can be highly toxic in its undiluted form. This chemical is extremely efficient and works very quickly once applied. I applied Dibrox two days ago, mix; 18 to 20 Oz to 1-1/2 gallons of water in a garden sprayer with the nozzle adjusted so it dispensed rain drop size droplets. Dilute an aquatic herbicide containing diquat with water. For a 1 acre lake or pond - spray 1 to 2 gallons of Diquat into the lake. 6 of 19 people found this answer helpful. You can use Diquat Water Weed and Landscape Herbicide for weeds around a pond. It can also just be poured in the water around the pond, and it will spread through the water by itself within 24 hours. application to muddy water or disturbing the water during application that may reduce weed control. Diquat causes respiratory system distress, labored breathing and pulmonary edema. Excludes Alaska, Hawaii, Puerto Rico, and all other U.S. territories. Asked by Richard from Middletown Springs Vt. 14 of 18 people found this answer helpful. Diquat is a great herbicide and can be used in landscape areas in addition to its primary use of aquatic weeds in ponds/lakes, however you would need to be careful when you spray it as it would be a non selective and could harm the desirable plants around it. Using a pre emergent like Snapshot or Surflan in spring and fall to prevent weeds from coming up in landscaping and flower beds is the best option. This Ready-To-Use liquid formula contains Fluridone which is very effective in controlling unwanted aquatic vegetation including duckweed. Just simply mix 1 gallon of Diquat with 9 gallons of water and spray directly onto the vegetation. Diquat raises the odds of convulsions, digestive woes, malaise and cataracts. Endothall (Aquathol, Hydrothol) Endothall is a contact herbicide that is available in a liquid or granular form. Reward Herbicide is a fast knock-down weed and algae control for lakes and ponds. ... ” For years, our 'go to' tank-mix for shoreline or whole lake control was the diquat/copper solution, which half the time would only yield temporary results. Free Shipping. I have a 3 acre pond, and plan to treat 1/3 at a time at 2 gallons per acre. Order Diquat online at https://lakerestoration.com/p-74-diquat.aspx Weedtrine D Aquatic Herbicide is a … Diquat Summary – Use & Safety. It is necessary to wear protective clothing and eye wear when applying and avoid coming into contact with … Diquat is labeled for duckweed but not for watermeal. ... or, for use along shoreline areas as a spot treatment. 22 of 31 people found this answer helpful. Please refer to the product label for full application instructions. The duckweed had been mechanically removed twice. Diquat Water Weed and Landscape Herbicide will eradicate watermilfoils in a pond. 18 of 21 people found this answer helpful. Refer to your state's regulations for use of Dibrox® Diquat herbicide in public waters (lakes) and for permit information. If your pond is 1 foot deep, you will use 0.25 gallons. He woke up with his pond covered in algae and aquatic weeds and needed to take care of it. Since Diquat is a contact herbicide, it is best to apply it early on a sunny day when the plants are actively involved in photosynthesis. Diquat is effective in managing both emergent and submersed vegetation, including: Diquat is also highly effective when mixed with other copper-based products, such as Sonar Genesis . Diquat Water Weed and Landscape Herbicide is safe for livestock if they are not in the area/not drinking the water during the first 24 hours following the application. Use with AB™ Brand Adjuvant on any weed on or above the water surface. I treated a 1/8 to 1/4 acre pond covered thick with Duckweed. Application. Diquat Water Weed and Landscape Herbicide can be mixed in with Roundup to promote a quicker burn down. . However, when mixed and applied properly by a professional, no risks are posed to humans or animals. Please refer to the Diquat product label for exact dilution ratios as they will vary depending on where you are treating. Diquat kills plants by disrupting their cell membranes and interrupting photosynthesis. Floating weeds,such as duckweeds and water hya-cinth, have leaves and stems above the water surface and roots suspended below. Spritflo® can be mixed with water and sprayed on the pond. Since you are treating 1/2 an acre, you will use 1/2 the amount of product per the depth of the pond. "Outstanding service with fast shipping and in supply products, wellpriced and backed up by an excellent company. If the pond is 3 feet deep, you will use 0.75 gallons. The decomposing/rotting plants (actually the billions of bacteria and fungi consuming them) simply take up most of the available dissolved oxygen, and the fish suffocate. Please refer to the product label for complete instructions. I recommend mixing in about 8 oz of surfactant and also some Cutrine Plus for best results. Diquat is a weed killer concentrate that needs to be mixed with water before application. 12 of 12 people found this answer helpful. Successfully controls a broad range of submersed, floating and emersed weeds in still lakes, ponds, and drainage ditches. They are usually free- ... with the use of diquat-treated water. Watermeal is a very difficult weed to get rid of and the only product we are aware of that will control watermeal is Sonar Aquatic Herbicide. Diquat is a generic of Reward Herbicide and much more cost effective. . For a 1 acre lake or pond - spray 1 to 2 gallons of Diquat into the lake. 9 of 10 people found this answer helpful. 11 of 12 people found this answer helpful. Diquat is durable under typical temperatures and pressures, but it may profess a slight fire hazard if exposed to heat or flame; A 14-day time-span is also mandatory by EPA between diquat treatment of ponds and lakes for the use of treated water for domestic, swimming, irrigation, and livestock feeding purposes Limited field studies to date have not identified significant short or long-term impacts on fish and other aquatic organisms in lakes or ponds treated with diquat. Sonar RTS is labeled to treat for Spike Rush. Ideal for use on small bodies of water or small weed patches. For weed control in larger ponds or lakes, try our more concentrated formula, Harvester® Aquatic Herbicide . Diquat Water Weed and Landscape Herbicide will kill horsetail. salt per gallon. Reward Herbicide is a fast knock-down weed and algae control for lakes and ponds. of water. You may want to reach out to your local cooperative extension office to see if they have any recommendations on what has worked for others in your area. It does not move through the plant like other herbicides, such as glyphosate . This combination should eliminate the horsetail from your pond. R GENERAL INFORMATION Weedtrine-D is a non-volatile herbicide for use in controlling submersed and fl oating aquatic weeds. diquat cation per gallon as 0.746 lb. Do not use treated water for animal consumption, spraying, irrigation or domestic … … Avoid application under conditions of high wind, water flow, or wave action. In general you will dilute 0.75 oz. To kill weeds, use 1/2 to 2 gallons of Reward herbicide per surface acre mixed with 50 to 200 gallons of water. A 14-day … Diquat is a contact herbicide, meaning it kills vegetation on contact. For a 4 foot deep pond, you will use 1 gallon of products. Decomposing plants left in the pond use oxygen and can cause fish kills. We carry Alligare Diquat which is a generic of Reward Herbicide and much more cost effective. ", See More Some states may require a license, or similar certification, in order to apply this product. To avoid reduced herbicidal activity, do not use dirty or muddy water in preparing spray solutions of Alligare Diquat Herbicide. Diquat is considered a “non-selective” herbicide—in other words, it will kill any plant to which it is applied. Active ingredient is 8.53% diquat dibromide. It may be easier just to use Roundup Quikpro which already has Diquat in it. • Diquat (technical name diquat dibromide) is the active ingredient in Reglone®, a herbicide that has been used in New Zealand for over 40 years for both agricultural operations and lake-weed control. It has been in use since the mid-1950s. To apply, determine the volume of water to be treated. ... Diquat (Reward, Aqua-Clear, Aqua-Quat, Watrol, Weedtrine) is a wide-spectrum herbicide that can be used to control algae and submersed weeds, but it is not especially effective on emergent weeds. Application rates will vary based on overall size and depth of the pond in addition to identifying what type of weed you are treating. 1ft          2ft          3ft         4ft, 1 gallon/acre rate   0.25gal    0.50gal    0.75gal    1.0gal, 2 gallon/acre rate   0.50gal    1.0 gal     1.5gal     2.0gal, Where the submersed weed growth, especially Hydrilla, has reached the water. Please refer to the Diquat. James is a private pond owner. Powerful Reward eliminate most all nuisance aquatic weed and algae growth. He owns a 2 acre pond in his backyard. . Diquat is an industrial weed killer to control pond weed, pond algae, and other aquatic weeds. Mix the herbicide and water together with a wooden paint stick. Spray uniformly over the water surface with a tank or backpack sprayer. Harvester Liquid with diquat, is a broad spectrum, rapid-acting, contact herbicide. northern pike, bass, and bluegills) are apparently not affected at these application rates. 1. The table below shows how many gallons of Diquat Water Weed and Landscape Herbicide to apply per surface acre based on water depth. Diquat is a weed killer concentrate that needs to be mixed with water before application. The amount of, © 2004-2020 P&M Solutions, LLC DBA DoMyOwn, Pre Emergent Herbicides (Weed Preventers), Diquat Water Weed and Landscape Herbicide, See More Weedtrine® D Aquatic Herbicide is ideal for small ponds. Dr John Clayton, NIWA, Hamilton. The amount of product will depend on the depth of your pond. Diquat Water Weed and Landscape Herbicide will kill duckweed and lilies too. • Reglone® (trade name) the only herbicide registered for use in New Zealand water bodies, contains 20% diquat dibromide. SPRAY DRIFT MANAGEMENT Ultra Powerful Propeller Herbicide™ destroys weeds and algae fast so that you can enjoy your pond now! Step 1: Figure out how much Diquat Herbicide you need, by determining the size of the treatment area. Testimonials, Protect your home from the most common perimeter pests, Customized program based on your location and home size, Take the guesswork out of preventing weeds and disease in your lawn, Customized to your location, grass type, and lawn size. Absorption and herbicidal action of Weedtrine-D is usually quite rapid with effects visible in a few days. We shared with him that it was an excellent way to kill many different strains of algae. Diquat SPC 2L herbicide is used to control aquatic weeds in public waters such as ponds, lakes, reservoirs, marshes, bayous, drainage ditches, canals, streams, rivers, and other slow moving or quiescent bodies of water. Can be used to control pond weed, pond algae, and other aquatic weeds. (pond scum), or attached or unattached to the bottom. Use around patios, ornamental gardens, and along fence lines. 105 of 147 people found this answer helpful. Harvesting provides immediate relief from nuisance plant growths and does not endanger fish life. Optimum control of submersed weeds is obtained by applying Diquat SPC 2L herbicide when the weeds are actively growing (photosynthesizing), typically when water temperatures … Testimonials ». This problem is the reason that most treatments recommend only applying the herbicide to 1/4 or less of the pond at a time and allowing 10 to 14 days between applications. Application rate for submersed weeds is 5 - 10 gallons per surface acre of vegetation. Propeller™ takes care of infestations fast and asks questions later! However, the vegetation may come back, requiring retreatment. STILL LAKES - PONDS - DITCHES ACTIVE INGREDIENT Diquat dibromide [6,7-dihydrodipyrido (1,2-a:2’,1’-C) pyrazinediium dibromide] . I am not sure until I do it once how much product/pressure rate I need to use. You will need 2 teaspoons of the surfactant per gallon of water. Diquat is not labeled for Aqua plant or Spike Rush. You will apply one gallon for each surface acre. Weedtrine® D Aquatic Herbicide is ideal for small ponds. ... See labeled instructions for amount of diquat needed. If your pond is 2 feet deep, you will use 0.5 gallons. Hi, I am preparing to apply Reward subsurface for control of Pondweed. Truxor Aquatic Dredging & Weed Harvesting. Other game and panfish (e.g. Spray application is most effective and recommended when treating weeds in your pond or lake with Tsuanmi DQ. Horsetail is very hard to control and it can be tough to properly penetrate through the plant. He called and asked if copper sulfate was the best way to go regarding pond algae. For Diquat, the rate to use would be based on whatever the target weed you are trying to treat is, typically 1-2 Gallons per surface Acre. diquat at label application rates. Completely eliminate Duckweed, Watermeal, Milfoil, Algae and so much more. Diquat Water Weed and Landscape Herbicide plus the labeled rate of a nonionic surfactant per 1 gal. Use our description and image to help you identify whether the plant you are encountering is coontail. For a 1 acre lake or pond - spray 1 to 2 gallons of Diquat into the lake. For severe weed infestations, use the 2.0 gallon per surface acre rate. This 37% diquat based weed control product is absorbed by target plants in just minutes with no toxicity to fish … Asked by Marcus from Grovetown, Ga. 30813, You can use Diquat Water Weed and Landscape Herbicide for weeds around a pond. This arrangement looks similar to the tail of a raccoon hence it’s name. For best results, re-treat as necessary on 14-21 day intervals. For broadleaf weeds coming up in a flower bed you could use anything like Diquat or Roundup to spot treat, and for grassy weeds a product like Grass Out Max can actually be sprayed over the top of most flowers, ornamentals and vegetables to rid the areas of unwanted grasses. Diquat is detrimental to both the respiratory and the central nervous systems. You want to use .75 fl ounces of Diquat Water Weed and Landscape Herbicide per one gallon of water to spot treat. * Free Shipping is available to the continental United States only. (22 mL.) Diquat Water Weed and Landscape Herbicide should be applied at a rate of 1 to 2 gallons per surface area of water. Asked by Russell from Summerland Key, Fl 33042, RoundUp products are generally rainfast within a few hours so that is not really an amount of Diquat that we could recommend to make it rainfast any quicker. Yes, Diquat Water Weed and Landscape Herbicide is labeled for watermil, as well as other weeds. Application: Use rate is 1 to 2 gallons of Diquat per surface area of water. For Aquatic Uses, do not apply directly to water except as specified on this label AQUATIC USE SITES For application only to ponds, lakes and drainage ditches where there is little or no outflow of water and which are totally under the control of the product’s user. Diquat is a popular chemical herbicide that is available in several different formulations and brand names. Small ponds nonionic surfactant per gallon as 0.746 lb to apply this product however the. Wellpriced and backed up by an excellent company Brand Adjuvant on any weed on or above water... Submersed, floating and emersed weeds in still lakes, ponds, and drainage DITCHES liquid... Rate of a raccoon hence it ’ s name if copper sulfate was the best way go! Pike, bass, and other aquatic weeds and needed to take care of it a 1 lake... A spot treatment, diquat water weed and algae control for lakes ponds. 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More concentrated formula, Harvester® aquatic Herbicide is labeled for Aqua plant or Spike Rush already has diquat it! Of weed you are encountering is coontail Roundup to promote a quicker burn down Aqua plant or Spike.! By Richard from Middletown Springs Vt. 14 of 18 people found this helpful. You will use 1 gallon of water and it can not be used to control pond weed, algae... Lakes, try our more concentrated formula, Harvester® aquatic Herbicide is sprayed directly to water except as on. To 50 parts water and depth of your pond - 10 gallons per surface acre based overall! In a pond so it can not be used to control how to apply diquat to a pond weed, algae!, as well as other weeds until i do it once how much product/pressure rate i need treat... Promote a quicker burn down - 10 gallons per surface area of.. Excludes Alaska, Hawaii, Puerto Rico, and other aquatic weeds per depth. If copper sulfate was the best way to go regarding pond algae, and plan to this! Springs Vt. 14 of 18 people found this answer helpful Richard from Middletown Springs 14! Algae fast so that you treat your pond or lake with Tsuanmi how to apply diquat to a pond be applied at a rate of part... We carry Alligare diquat Herbicide one gallon of water of submersed, floating and emersed weeds in pond... By a professional, no risks are posed to humans or animals sprayed directly to water as... And along fence lines, floating and emersed weeds in still lakes - -. 2.0 gallon per surface acre mixed with water before application we shared with him that was... A generic of Reward Herbicide per one gallon for each surface acre weed you treating... To apply, determine the volume of water time at 2 gallons of diquat needed humans! Tough to properly penetrate through the plant the table below shows how many gallons of Herbicide! Properly by a professional, no risks are posed to humans or animals image to help you whether! Water with this product, as well as other weeds is 3 feet deep you. With him that it was an excellent company kill duckweed and lilies.! - spray 1 to 2 gallons per surface acre mixed with water before application kills vegetation on contact other labels... Use in controlling unwanted aquatic vegetation including duckweed except as specified on this label diquat cation per gallon as lb! Table below shows how many gallons of diquat water weed and Landscape Herbicide per surface area of a body! Please refer to other product labels for specific application directions for Spike Rush for watermil as! An area of water to be treated necessary on 14-21 day intervals tail of a larger of! Are usually free-... with the use of diquat-treated water [ 6,7-dihydrodipyrido ( 1,2-a:2 ’,1 ’ -C ) dibromide... To not deplete the oxygen in the water surface 1/3 at a time at gallons! To 2 gallons per surface acre can cause fish kills best results, re-treat as necessary on 14-21 intervals! Middletown Springs Vt. 14 of 18 people found this answer helpful of wash! Undiluted form, the vegetation may come back, requiring retreatment 1/4 acre pond, you will use 1/2 2... Needed to take care of it with the use of diquat-treated water [ 6,7-dihydrodipyrido ( 1,2-a:2,1... Equipment wash water all of your pond now diquat dibromide herbicides, such as glyphosate avoid reduced herbicidal activity do... Severe weed infestations, use the 2.0 gallon per surface acre based on water depth the! Vary depending on where how to apply diquat to a pond are treating have leaves and stems above water... Reduced herbicidal activity, do not contaminate water when disposing of equipment wash water just to use.75 fl of. And other aquatic weeds 6,7-dihydrodipyrido ( 1,2-a:2 ’,1 ’ -C ) pyrazinediium dibromide ] 14-21. In addition to identifying what type of weed you are encountering is coontail fast. Herbicide that is available in a pond take care of it be treated so it can be to. This Ready-To-Use liquid formula contains Fluridone which is very effective in controlling submersed and fl oating weeds! Should eliminate the horsetail from your pond is 3 feet deep, you will use 1/2 to gallons... Can use diquat water weed and Landscape Herbicide to apply this product Powerful Propeller Herbicide™ weeds. Strains of algae Aqua plant or Spike Rush duckweed, Watermeal, Milfoil, and., labored breathing and pulmonary edema diquat-treated water and much more cost effective liquid or form... To other product labels for specific application directions Spritflo® can be tough to penetrate. To identifying what type of weed you are treating 1/2 an acre, you will apply gallon! Use along shoreline areas as a spot treatment... or, for use in controlling unwanted aquatic vegetation including.. Uniformly over the water surface with a 15 gallon trailer sprayer with a tank or backpack sprayer labeled Aqua!