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. Diquat triggers pupil dilation, liver and kidney damage and even death. 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 popular chemical herbicide that is available in several different formulations and brand names. If the pond is 3 feet deep, you will use 0.75 gallons. I have a 3 acre pond, and plan to treat 1/3 at a time at 2 gallons per acre. 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. I recommend mixing in about 8 oz of surfactant and also some Cutrine Plus for best results. Decomposing plants left in the pond use oxygen and can cause fish kills. Excludes Alaska, Hawaii, Puerto Rico, and all other U.S. territories. You will apply one gallon for each surface acre. Avoid application under conditions of high wind, water flow, or wave action. Diquat is effective in managing both emergent and submersed vegetation, including: Water hyacinth/water lettuce; Duck weed; Elodea . 18 of 21 people found this answer helpful. Do not use treated water for animal consumption, spraying, irrigation or domestic … If your pond is 2 feet deep, you will use 0.5 gallons. 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 considered a “non-selective” herbicide—in other words, it will kill any plant to which it is applied. ... or, for use along shoreline areas as a spot treatment. I treated a 1/8 to 1/4 acre pond covered thick with Duckweed. ... 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. 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. ... See labeled instructions for amount of diquat needed. I am not sure until I do it once how much product/pressure rate I need to use. 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. For severe weed infestations, use the 2.0 gallon per surface acre rate. Diquat raises the odds of convulsions, digestive woes, malaise and cataracts. Propeller™ takes care of infestations fast and asks questions later! 105 of 147 people found this answer helpful. (pond scum), or attached or unattached to the bottom. We carry Alligare Diquat which is a generic of Reward Herbicide and much more cost effective. northern pike, bass, and bluegills) are apparently not affected at these application rates. Spritflo® is not a contact herbicide, so it cannot be used to spot treat an area of a larger body of water. Use with AB™ Brand Adjuvant on any weed on or above the water surface. application to muddy water or disturbing the water during application that may reduce weed control. Diquat is considered a “non-selective” herbicide—in other words, it will kill any plant to which it is applied. Diquat is labeled for duckweed but not for watermeal. 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. Diquat is a contact herbicide, meaning it kills vegetation on contact. Application: Use rate is 1 to 2 gallons of Diquat per surface area of water. For weed control in larger ponds or lakes, try our more concentrated formula, Harvester® Aquatic Herbicide . Completely eliminate Duckweed, Watermeal, Milfoil, Algae and so much more. If you need some assistance, contact us and we will help y… 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. Asked by Marcus from Grovetown, Ga. 30813, You can use Diquat Water Weed and Landscape Herbicide for weeds around a pond. However, when mixed and applied properly by a professional, no risks are posed to humans or animals. 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 . You can use Diquat Water Weed and Landscape Herbicide for weeds around a pond. To avoid reduced herbicidal activity, do not use dirty or muddy water in preparing spray solutions of Alligare Diquat Herbicide. This arrangement looks similar to the tail of a raccoon hence it’s name. However, the vegetation may come back, requiring retreatment. 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. 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. Spritflo® can be mixed with water and sprayed on the pond. 12 of 12 people found this answer helpful. Diquat Water Weed and Landscape Herbicide should be applied at a rate of 1 to 2 gallons per surface area of water. • 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. Please refer to the Diquat. Diquat is an industrial weed killer to control pond weed, pond algae, and other aquatic weeds. Diquat is a weed killer concentrate that needs to be mixed with water before application. Spray uniformly over the water surface with a tank or backpack sprayer. Do not contaminate water when disposing of equipment wash water. 9 of 10 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. 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 a weed killer concentrate that needs to be mixed with water before application. salt per gallon. Refer to your state's regulations for use of Dibrox® Diquat herbicide in public waters (lakes) and for permit information. 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 It may be easier just to use Roundup Quikpro which already has Diquat in it. It has been in use since the mid-1950s. Please refer to the product label for complete instructions. Diquat can be highly toxic in its undiluted form. For a 4 foot deep pond, you will use 1 gallon of products. They are usually free- ... with the use of diquat-treated water. Powerful Reward eliminate most all nuisance aquatic weed and algae growth. Some … 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. Diquat Water Weed and Landscape Herbicide will eradicate watermilfoils in a pond. 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. diquat at label application rates. SPRAY DRIFT MANAGEMENT Use our description and image to help you identify whether the plant you are encountering is coontail. Absorption and herbicidal action of Weedtrine-D is usually quite rapid with effects visible in a few days. "Outstanding service with fast shipping and in supply products, wellpriced and backed up by an excellent company. Truxor Aquatic Dredging & Weed Harvesting. Step 1: Figure out how much Diquat Herbicide you need, by determining the size of the treatment area. For a 1 acre lake or pond - spray 1 to 2 gallons of Diquat into the lake. Dr John Clayton, NIWA, Hamilton. Ultra Powerful Propeller Herbicide™ destroys weeds and algae fast so that you can enjoy your pond now! What is Diquat? Hi, I am preparing to apply Reward subsurface for control of Pondweed. … ", See More Application. Weedtrine® D Aquatic Herbicide is ideal for small ponds. Use around patios, ornamental gardens, and along fence lines. Diquat is a generic of Reward Herbicide and much more cost effective. Diquat kills plants by disrupting their cell membranes and interrupting photosynthesis. It does not move through the plant like other herbicides, such as glyphosate . This Ready-To-Use liquid formula contains Fluridone which is very effective in controlling unwanted aquatic vegetation including duckweed. Active ingredient is 8.53% diquat dibromide. A 14-day … (22 mL.) • Reglone® (trade name) the only herbicide registered for use in New Zealand water bodies, contains 20% diquat dibromide. 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. 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. For a 1 acre lake or pond - spray 1 to 2 gallons of Diquat into the lake. Asked by Richard from Middletown Springs Vt. 14 of 18 people found this answer helpful. This is per acre. Diquat Water Weed and Landscape Herbicide will kill horsetail. The amount of product will depend on the depth of your pond. 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 If your pond is 1 foot deep, you will use 0.25 gallons. 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. Free Shipping. Yes, Diquat Water Weed and Landscape Herbicide is labeled for watermil, as well as other weeds. Weedtrine® D Aquatic Herbicide is ideal for small ponds. You will need to treat all of your water with this product. Reward Herbicide is a fast knock-down weed and algae control for lakes and ponds. 1. . Diquat Water Weed and Landscape Herbicide will kill duckweed and lilies too. 10 of 10 people found this answer helpful. diquat cation per gallon as 0.746 lb. ... ” 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. Allow material to rain down in coarse droplets for better surface penetration. Endothall (Aquathol, Hydrothol) Endothall is a contact herbicide that is available in a liquid or granular form. 8 of 15 people found this answer helpful. This combination should eliminate the horsetail from your pond. He owns a 2 acre pond in his backyard. For Aquatic Uses, do not apply directly to water except as specified on this label Diquat Water Weed and Landscape Herbicide can be mixed in with Roundup to promote a quicker burn down. Bodies, contains 20 % diquat dibromide can use diquat water weed and Landscape Herbicide should applied! 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