Pond Weed Control Copper Sulfate

Copper sulfate has been used for control of algae for many years and to a limited extent in more recent years for the control of rooted aquatic weeds.

Pond weed control copper sulfate. The many factors that must be considered for the successful and practical use of copper sulfate are discussed in this. Copper is fantastic for algae but does very little for 95 of any variety of pond weed. How to control and get rid of pond and lake weeds cheaply. Grass carp are invasive in most areas so it s important that they don t spawn.

The method or combination of methods used will depend on factors such as target weeds non target plants and the uses of the water fishing swimming livestock watering and irrigation. In water with an alkalinity 50 ppm the rate of copper sulfate needed to control algae can be toxic to fish. On certain occasions we may recommend mixing copper with an aquatic herbicide to kill a weed like eurasion watermilfoil but for the most part copper is for algae control in ponds not weed control. Effective against all forms of algae including.

Before using copper it is best to test the pond water s alkalinity and adjust copper treatments to alkalinity concentrations. An additional hazmat shipping charge 30 00 has been added to the 50 pound price. Unless weed control is practiced. Aquatic herbicides like copper sulfate and imazapyr have been found to be effective against floating.

Filamentous planktonic and branched algae. Crystal form is most effective on bottom mats while the fine crystal may be easily spread or dissolved in water. The best ways to clear algae duckweed floating weeds and submerged weeds in lakes and ponds. Aquatic weeds in ponds or lakes can be controlled by physical removal biological control or herbicides.

All copper compounds can be toxic to fish if used above labeled rates and can be toxic in soft or acidic waters even at label rates. He owns a 2 acre pond in his backyard. James is a private pond owner. He called and asked if copper sulfate was the best way to go regarding pond algae.

While copper sulfate is exceptionally effective in treating algae and aquatic weeds there is potential for damage to wildlife as it is a toxic substance copper sulfate is ironically very toxic to fish moderately toxic to birds very toxic to invertebrates like snails crustaceans and insect larvae as well as mammals if too much of the water is consumed or direct contact with the chemical. For additional information on using copper sulfate see the srac 410 calculating. We shared with him that it was an excellent way to kill many different strains of algae. For a more complete solution we recommend using additional pond weed control products to give your pond the healthy and beautiful look it was intended to have.

He woke up with his pond covered in algae and aquatic weeds and needed to take care of it.