Despite its small size, duckweed (Lemna spp.) However, according to the Ohio State University Extension Fact Sheet, copper alone won’t control duckweed. Use around patios, ornamental gar Horsetail is very hard to control and it can be tough to properly penetrate through the plant. Diquat is the ISO common name for an organic dication that, as a salt with counterions such as bromide or chloride is used as a contact herbicide that produces desiccation and defoliation.

Best results when applied to well developed foliage, but before growth becomes too dense or weeds flower.Harvester Liquid with diquat, is a broad spectrum, rapid-acting, contact herbicide. Ideal for use on small bodies of water or small weed patches. Begins to work immediately on contact. Since Diquat is a contact herbicide, it is best to apply it early on a sunny day when the plants are actively involved in … This small flowering plant can cover the surface of entire bodies of water, stopping sunlight from penetrating the water and suffocating desirable aquatic plants. Reward ® provides fast burn-down, works in cold weather and is rain fast in as little as 30 minutes. Ideal for use on small bodies of water or small weed patches. Works a bit slower on volunteer trees.

She attended the University of Akron, graduating with a Master of Fine Arts in creative writing.

Use surface spray applicator of solution. You can repeat the treatment at two-week intervals with a fresh solution until you have eliminated the duckweed.Marylee Gowans has written about gardening for both online and print publications. Submersed weeds: 5-10 gallons per surface acre.
For more specific application rates please refer to the label.Weedtrine D Aquatic Herbicide can be used by farmers, homeowners, city workers, and those who need to control weeds found on land or in water. (22 mL.)

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In 2009, she received master gardener certification from the Master Gardeners of Summit County, Ohio.How to Use Washing Machines With a GeneratorWP Law, Inc: Diquat E Pro 2 L Herbicide LabelMix chelated copper algaecide into the diluted diquat herbicide using a ratio of 1 part copper to 2 parts diquat. Apply in same manner as for submersed weeds. If you will be irrigating crops please wait 5 days after applying this product.How long must I wait before I irrigate my lawn after using this product?The weedtrine, does not list an restrictions for swimming after application. Please refer to the label for more specific application rates. Spray the floating aquatic plant with the solution until thoroughly covered.

8.53% ... Improper disposal of excess pesticide spray mixture or rinsate is a violation of Federal law.


[19] This shows that use is fairly stable and in 2017, the latest date for which figures are available, was about 230,000 pounds (100,000 kg) annually, almost exclusively in fruit and vegetable crops. Ideal for non-selective weed control in turf and landscapes as well.

Woody brush and vines are controlled better in late summer and fall after fruit formation, at … Mix chelated copper algaecide into the diluted diquat herbicide using a ratio of 1 part copper to 2 parts diquat. The estimated annual use of diquat in US agriculture is mapped by the US Geological Survey.

Works great. Before mixing and application, you will need to calculate the size of the water body you wish to treat to determine how much Diquat you will need. 8.53% diquat dibromide: Chemical Type: Herbicide: Formulation: Emulsifiable Concentrate (EC) Mix Rate: 2 oz.

Stir the two solutions together with the wooden paint stick.How to Treat Mildew When Preparing for PaintingHow to Get Rid of Duckweed in My Backyard PondDilute an aquatic herbicide containing diquat with water. Apply 0.5 to 1.5 ppm Weedtrine-D for control. to 6.5 oz. Foliage not contacted by spray will not be controlled.For submersed weeds dilute 6.5 oz.

This N W Arkansas stock pond was 100% covered with duck weed.

"Weedtrine does a great job on its own but it is suggested to add at least an 1 oz. Either way, it's an affordable option for aquatic weed controlTo use Weedtrine D you will need either a handheld pump sprayer, backpack sprayer or skid sprayer. Effectively controls: Bladderwort, Coontail, Elodea, Naiad, Pennywort, Pondweeds, Salvinia, Water Hyacinth, Water Lettuce, and Watermilfoil.A mixture if Diquat and copper (cutrine plus) have been tested to be effective as well as the Fluridone product. Absorption is quick and effects are usually seen within 24 to 48 hours.

Mix Rate: Diquat Herbicide can be used at a rate of 0.75 ounces per gallon of water for land applications. Diquat dibromide [6,7-dihydrodipyrido (1,2-a:2’,1’-C) pyrazinediium dibromide] . Floating Weeds: 2.5-5 gallons per surface acre. Successfully controls a broad range of submersed, floating and emersed weeds in still lakes, ponds, and drainage ditches. Mix chelated copper algaecide into the diluted diquat herbicide using a ratio of 1 part copper to 2 parts diquat. and 8 answersDo not include HTML, links, references to other stores, pricing or contact info.Turbid water or mud covered foliage will reduce absorption and effectiveness.

ALGAE: Weedtrine-D will control certain fi lamentous algae (Spirogyra spp. Rapidly absorbed by foliage. active ingredient: diquat dibromide [6,7-dihydrodipyrido(1,2-a:2’,1’-c)

Approved aquatic areas are ponds, drainage ditches, canals, streams, rivers, and other still or slow-moving bodies of water.You can either apply Weedtrine as a broadcast spray to kill weeds in large areas at one time or as a spot treatment to kill weeds in smaller areas without damaging surrounding plants. For water bodies, the measurement is usually done by calculating the acreage or acre-foot. 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. Wilting and loss of foliage occur quite rapidly.5 Solutions for Eradicating Eurasian MilfoilEffective anytime live foliage is accessible. It is ideal to use before weeds reach 6 inches in height and before the growth becomes too dense or weeds flower.Weedtrine works quickly and you should see results within 1 to 2 weeks of application.Once treating your pond you will need to wait 3 days before using that water to irrigate the lawn.