The dosage and application technique of copper sulfate depends upon the size of the water body, water alkalinity, the form of copper sulfate, as well as your specific goals and the organisms present in the water. into the water column. The United State Environmental Protection Agency (EPA) has set a copper sulfate limit of 1 ppm in any drinking water, which is not a toxic amount to any individual. Our tank doesn't appear to have a cleanout between the tank and the field. of copper sulfate does not consider water alkalinity and the presence of fish in the pond or lake to be treated. Fish kills due to direct toxicity of copper sulfate happen occasionally. If there are fish in the pond and the algae and aquatic plants cover a pond suddenly, copper … A treatment of too much copper sulphate can be toxic to blue-green algae. I can add it directly to the tank but believe it would get diluted and therefore be less effective. In fish ponds, do not mix in more than .4 ppm of copper sulfate, or your fish may become ill or possibly die. A first person speech about wanting to understand pond maintenance. Greenway Biotech, Inc. Copper Sulfate could be used to open up your pipes, toilet, and clean up your ponds/pools and make them look beautiful again without hurting the eco-system. Surviving Be certain you have a problem plant that will respond to copper sulfate before deciding ft.) $125.00 Copper Sulfate - 50 pounds* (treats 5 acres) $169.00 + $30 Hazmat = $199.00. However, improper application of copper sulfate can create more problems than it solves. Granular/Crystal Copper Sulfate Application: Copper Sulfate Fish Toxicity – What Are Alternatives? In terms of chemical options, I’d use these as a last resort to minimize damage to the ecosystem. For this reason, while copper has historically been used to treat various ailments, copper sulfate should not make contact with your skin or be ingested. potential for damage to wildlife as it is a toxic substance, What Size Pond Pump Do I Need? Dissolve the required amount of copper sulfate in a plastic container and pour the solution into the pool. to fish suffocation. (Pump Calculator Guide), How to Control Pond & Lake Weeds Cheaply (Best Methods), https://pondinformer.com/pond-algae-types-guide/, https://www.midwestaquacare.com/media/wysiwyg/pdfs/Hydrothol-granular-label.pdf, https://plants.usda.gov/factsheet/pdf/fs_stpe15.pdf, https://aquaplant.tamu.edu/management-options/sago-pondweed/, 10 Best Shrubs for Pond Edges 2020 (Top Pond Bushes), How to Plant & Grow Water Buttercup (Ranunculus lingua grandiflora), How to Plant & Grow Willow Moss (Fontinalis antipyretica), 13 Shade Loving Plants for Around Ponds [Updated], How to Plant & Grow Common Cowslip (Primula veris), How to Plant & Grow Flowering Rush (Butomus umbellatus), How to Plant & Grow American Water Willow (Justicia americana), Water Poppy Facts, Care & Planting Guide (Hydrocleys nymphoides), Best Pond Dye 2020 (Reviews & Comparison), Can Plecos Live in Outdoor Ponds? combined with other management methods. Maybe you mean a total of 10 pound should be applied to a one-acre pond. Lake and Pond management Don't Use Copper Sulfate!! The presence of some algae is natural and even necessary for proper ecosystem functioning. (Cold Water & Plecos), Do Pond Fish Hibernate? With that said, there is a certain application that is necessary to use copper based products and ones where it is absolutely not necessary or even recommended to use copper based products. If looking for EPA labeled copper sulfate simply add EPA to your search on Amazon. After reading through the article to determine the correct dosage and application method, you can click below to see current prices for various crystal, liquid, and powder copper sulfate products in your location: The dosage and application technique of copper sulfate depends upon the size of the water body, water alkalinity, the form of copper sulfate, as well as your specific goals and the organisms present in the water. If you have any of these in your freshwater aquarium, you should not use copper sulfate to treat a snail infestation because they will die too. Water that has been contaminated with copper sulfate can be harmful to crops, animals, and people. This includes hand raking and vacuuming, which can be time intensive depending on the size of the water body and the extent of algal growth, but will have virtually no adverse impact on the ecosystem. You can find commercially available liquid copper sulfate in small bottles that are sold as stock tank cleaners. I am interested in the dosage of copper sulphate to control chara weed/algae in a pond. Greenway Biotech, Inc. Copper Sulfate could also be used to make your own natural fungicide such as Bordeaux Mixture, which the recipe could be found under the "How To" tab. The water is high in salinity. After weighing the amount of copper sulfate needed to treat the volume of your water, mix it in water, making sure that it all dissolves. L-466, Aquatic Herbicides: Essential Information for New Applicators. ft.) of water. It also readily soaks up excess nutrients like phosphorous and helps prevent algae and bacterial blooms, while the roots stabilize the sediment and prevent erosion or cloudy water. My recommendations are to wear gloves, protective eye wear and a mask. Copper sulfate is much heavier than water, and if you just throw the crystals or powder into the pond, it will Crystal, or granular, copper sulfate should typically be dosed at five pounds per acre. You would mix 5 pounds of granular copper sulfate with 3 gallons of hot water, then spray it over half of your pond, wait a few days, and spray the other half. Depending on where you’re located, you may be able to purchase some triploid grass carp, which will readily eat the weeds (but usually won’t do much in the first year as they adjust to the new habitat) – but you’ll have to make certain that these are legal to have in your area, and be sure to get only the triploid variety as these are sterile and cannot breed out of control. Again, pay close attention to the product label! I could add one and then administer the copper sulfate here but am unsure of the most appropriate way to do so. Copper sulfate, otherwise known as bluestone, is sometimes used in swimming pools as an algaecide. Sewer pipes require 2 to 6 pounds of copper sulfate crystals twice a year, once in the spring and the next treatment in the fall. The downside is there is much greater potential for it to impact other locations and organisms (including yourself!) It is recommended that you dilute the copper sulfate as much as possible and take great care when distributing it, avoiding the creation of areas with higher concentrations, commonly known as “hot spots.” The American Journal of Public Health recommends using copper sulfate in swimming pools only as a method to control growth of algae; therefore it should not be used as part of your regular pool chemical treatment. to use it. while channel catfish and largemouth bass are at much less risk, being able to tolerate (Hibernation Explained). To disperse more directly and not worry about wind, you can use jets and hoses to inject it directly into the water. Alkalinity values below 50 mg/l are EPA labeled copper sulfate is registered to kill algae and roots in pipes. Applying on a relatively still, calm day is safest and most efficient. Work with the local Extension educator or other qualified professional You can also utilize barely straw, which exudes a chemical as it breaks down that deters algal growth. Be certain of the identity to identify the problem plant and determine a prudent application rate. When organisms such as algae become a problem in private or commercial fish ponds, copper sulfate treatment provides an inexpensive solution. Does Copper Sulfate Kill Fish?. It’s also effective at treating areas for the organisms responsible swimmers itch, as well as parasites like leeches and ich. This may be preferable, as this way not all of the sago will be killed off so it can still help filter out pollutants, keep the water clear of turbidity, and provide habitat for those minnows and any other fish that may be there. When dry, copper sulfate is stable indefinitely. Copper-based liquid aquatic herbicides offer some advantages You can find more information on algae types here – https://pondinformer.com/pond-algae-types-guide/. Both filamentous and planktonic algae are Should I Buy (or Retain) Stockers to Graze Wheat Pasture? If you don't keep fish in your pond, you can apply copper sulfate safely as long as the total alkalinity is above 20 parts per million. For this reason, copper sulfate is an unnecessary danger. Sago can become very weedy (as you’re obviously aware! It’s highly water soluble, and should be used only in ponds and lakes that have liners that will prevent the chemical from leaching into the soil and thereby into other natural systems as well as drinking water. It’s water soluble so it breaks down quickly and easily when placed in water. The above procedure can also be Herbicide treatments (with the tions No. Marley BeemAssistant Extension Specialist, Natural Resources and Aquaculture. Treatments can be combined with spray or bubble aeration to alleviate low oxygen problems. However, improper application of copper sulfate can create more problems than it I would also lean towards applying a conservative amount of CS rather than a liberal amount. Copper sulfate results in copper build up in pond sediments and creates a sterile bottom in the pond. Blue-green algae can increase a lot after several weeks of treatment. Learn how your comment data is processed. Ponds and lakes face significant challenges in sustaining a healthy ecosystem. Liquid copper sulfate is more concentrated, and typically used when there are large quantities of algae. material at one time. Copper sulfate, also known as bluestone, is an inexpensive herbicide and algaecide with a variety of applications. You can also by copper sulfate crystals and make your own. Fish treated with copper sulfate at approved rates are safe for The recommended amounts of copper sulphate required for varying water depths when fish are present. Spot treatments of one-quarter of the pond over three to four-day intervals may lower algae densities without consuming all the dissolved oxygen. The liquid variety only treats the first 1 to 3 feet of water, so is best suited to treating floating surface algae. Agitate until granular is completely dissolved. L-466, Aquatic Herbicides: Essential Information for New Applicators, Aquatic Herbicides: Essential Information for New Applicators, Division of Agricultural Sciences and Natural Resources. Once exposed to moisture, however, it of course begins to break down, and this is heavily influence by water temperature. simple plants with the capacity to rapidly reproduce and become overabundant. A larger water body, such as a pond, can handle slightly higher dosing, but again this depends on a variety of factors (such as the type of algae you’re trying to control) and you should pay close attention to the label, or contact a professional. Decay of plant material uses scarce dissolved oxygen, leading Some products offered by Sanco Industries such as copper sulfate granulars and liquid copper work hard and efficiently in destroying algae in whatever body of water they are applied to. It sounds like the sago has become overgrown in your lake, so you can try manually raking them out, as that’s the most budget-friendly option and won’t harm the minnows or other plants like an herbicide would. Mixing the crystals with water prior to application simply aids in dispersing the product, and not dilution. For this reason, an OSU Irrigation Water test is recommended so Total Alkalinity can As the least costly aquatic herbicide, copper sulfate pentahydrate (Figure 1) is widely It goes as deep as 10' deep though. Liquid copper sulfate is best applied by using a broadcast sprayer. They Learn the results of a survey about common pond problems. Fish populations in waters with total alkalinity values below 50 ppm (= mg/l, milligrams/liter) are sensitive to copper and may die if copper sulfate is used to treat algae. Stillwater, OK 74078 (map)(405) 744-5398 | Contact Us, By We sell EPA labeled copper sulfate for use in drain fields, septic systems, lakes, ponds, and plumbing systems. The weeds we are trying to control are sago pond weeds I think! Neve… It’s considered toxic and can cause a variety of side effects. Copper sulfate powder, or dust, is very small and therefore easily distributed. To use copper sulfate, it should be first dissolved in water. This site uses Akismet to reduce spam. The powder will need to first be mixed with water, and application options are the same as with crystal copper sulfate. Approximately one pound of straw for every 2,000 gallons of water will work just fine, making sure that you break apart and fluff up the straw so that water can still flow through it and not lead to water stagnation. of Copper Sulfate Crystal per 60,000 gals. Copper sulfate, a pesticide used to respond to a wide variety of pests, can be unsafe to fish in ponds or other bodies of water. I would also treat one side, wait a week and then do the other side of the pond. Crystal, or granular, copper sulfate should typically be dosed at five pounds per acre. If you have a one acre pond, you would split that 5 pound dose in half and use 2.5 pounds in two different applications. UT Extension Becky Muller, Ron Blair and Jeff Via Copper Sulfate/Ponds ), but they do still have a great deal of value to fish and waterfowl via providing shelter and food. Within about 48 hours after application, the algae should be brown and dead or dying. However, too much algae or the wrong type of algae (like filamentous algae and cyanobacteria) can wreak havoc, leading to decreased oxygen supply, green, scummy water, and possibly fish kills. It is recommended to treat your dugouts in the spring, summer, and fall or two times of the year. Some fish species (like plecos and Siamese algae eaters) are also known to consume algae and have been successfully used to treat slight to moderate algae issues while preventing future overgrowths. A quick reference the most important issues when using aquatic herbicides. If copper sulfate or other herbicides are the only management tool used on algae, ‘Filamentous algae’ is often the term used to group together a large number of green algae species which clump to form larger strings, with many of which belonging to the chlorophyta family. I couldn’t tell from your description if I should use a total of 5 pounds for the entire pond – or split the 5 pounds to accomplish dosing the pond over 2 applications. I spread 7.5 lbs each on two different occurances. In 1956, copper sulfate was registered for use as a pesticide in the United States. Any copper sulfate we sell is 99% pure. Crystal copper sulfate can be used to treat both surface as well as submerged algae and weeds, as the granules will sink to the bottom as they dissolve. The solution can be mixed into the pond or lake using an agitator, or sprayed over the water with a broadcast spreader. Can you please clarify? Copper is seldom effective against weeds other than algae. A table can indicate how much to use per acre-foot, depending on the total alkalinity of your pond. You would mix 5 pounds of granular copper sulfate with 3 gallons of hot water, then spray it over half of your pond, wait a few days, and spray the other half. as it’s carried on the wind effortlessly due to its tiny size. human consumption with zero withdrawal time. It is ineffective in the long term unless of any aquatic weed before selecting a herbicide. Short‐term and long‐term effects have occurred. Copper sulfate treatments between 2.5 and 5 ppm copper sulfate were effective in killing snails throughout the water column with minimal risk to the health of the fish. Historically, the antimicrobial properties of copper has been known for centuries – ancient Aztecs utilized copper compounds to treat skin infections and ulcers, and ancient Romans copper-containing ointments to treat wounds. The water should be above 60°F, but below 100°F, to ensure that the copper sulfate breaks down as normally as possible without releasing potentially harmful secondary compounds. The powders are also easy to inhale on accident, and is moderately toxic, causing respiratory damage, gastrointestinal irritation and potential vomiting, and kidney and liver damage, among other things. Copper sulfate is an eff… with copper sulfate include: Choose only those measures which fit the pond circumstances and the owner’s preferences. Yes, copper sulfate is toxic to plants. Copper sulfate is used as an algicide in farm ponds and can be used in watering tanks. “bluestone”) on hand. The first occurance was about 2 months ago, then again 2 weeks later. Copper sulfate is most efficient in water temperatures of 60°F or higher. It is so useful tips about using copper sulphate.What is biological name for filamentous alage in fish culture ponds? Overall, this chemical is better suited to larger water bodies like lakes where it will be more diluted and cycled out more quickly than in small ponds where it has greater potential to be damaging. Pondinformer.com is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising and linking to amazon.com, amazon.ca, and amazon.co.uk. ft.) $39.95 Copper Sulfate 15 pounds (treats 60,000 sq. Rainbow trout, Copper sulfate can be picked up from specialist retailers within the agriculture industry, or can be easily purchased online for extra convenience. I treated the algae with copper sulfate crystals. Purchased in the form of small white or dyed blue crystals, this commonly found product can be used to clear potentially harmful algae out of ponds, lakes, and pools. Please see page five of the product label for calculation instructions. Copper sulfate was applied to five lakes at cumulative rates upo to 1647 kg/ha (1470 1b/acre), totaling 1.5 million kilograms. koi carp and striped bass are more sensitive to levels less than the calculated rate, Decay of plant material uses scarce dissolved oxygen, leading to fish suffocation. Alternatively, you can control algae by a variety of more natural means. Say, for example, that you have a one acre pond. Light penetration into the water column increases. While today these uses are not recommended or entirely backed up by science, copper sulfate is known to be quite effective in water treatment, ranging from controlling snails, aquatic weeds, algae, and bacteria. Crystal Blue Copper Sulfate can be applied using 2 1 / 2 to 4 lbs per acre foot. However, we use discretion with this control method because high concentrations are toxic to fish and food organisms. 15 lbs around the perimeter might be a little much for a single treatment. Spray ½ of your pond. Copper and chlorine are two good and readily available options. The application varies depending on how much water you treating. You will need to mix about 1 gallon of the liquid with 10 gallons of water, and this is good per one surface acre of water. 361 to restock fish after a rotenone been excluded from this publica-Aquatic Weed Management - Herbi-chlorine, or hydrated lime treat- tion. levels well above the calculated rate. It's a great way to treat that and some of my customers used it to treat their pools. Copper sulfate is known to build up once used, and can cause runoff water to become potentially hazardous to those who encounter it. Copper sulfate crystals can be fine or coarse. This won’t remove all of the roots, though, and new plants are likely to re-emerge, but it will help control the population if you repeat this each year in the spring. Keeping oxygen levels to a minimum of 6 ppm will provide a healthy environment for your fish while also helping to minimize algal growth. Dosing for Granular Copper: Application for Granular Copper on a 1 acre pond: 5lbs per acre foot Mix 5lbs of granular copper sulfate with 3 gallons of hot water. Apply 1 to 2 lbs. These will incorporate oxygen into the water while also keeping the water moving; algae is able to thrive in still, low oxygen waters. can grow back quickly following herbicide applications. Privacy Policy | Cookie Policy | Contact | About, Guide to Copper Sulfate for Ponds & Lakes (Application, Dosing & Toxicity). Copper sulfate contains copper as well as sulfur, and is available in crystal (or granular), liquid, and powder form. We have a 1000 gallon tank. Yes, copper sulfate is very highly toxic to invertebrates such as crab, shrimp and oysters. For example, some algal organisms, like diatoms, produce oxygen; as much as 40% of the oxygen that we breathe and depend upon for life is produced by diatoms. it typically grows back rapidly. be determined and a prudent copper application rate determined. I sell it in a liquid for in bulk shipments. Do not treat a dugout more than three times in one year. I’m quite hesitant to advise on removing plants for recreational purposes as doing so typically worsens water quality, particularly as boats, water skiis and the like are more likely to stir up sediment and contribute to algae without the plants to hold the sediment in place and filter the water. It won’t, however, kill off any existing algae, so this is best used as a preventative method. into harmless chemicals. Wait 5 days and do the same treatment to the other ½. Email this product to a friend. Besides many important organisms, it kills beneficial bacteria. When organisms such as algae become a problem in private or commercial fish ponds, copper sulfate treatment provides an inexpensive solution. The greatest risk to fish from the use of copper sulfate is killing too much plant I have a 16 acre by 6 foot deep Water Ski- lake and need to control submerged weeds and want to know what is an economical product to do this that is safe to skiers we only have minnows in the lake no fish. Control method because high concentrations are toxic to blue-green algae can increase a lot after weeks. Pentahydrate ( Figure 1 ) is widely used for short-term management of algae,!, and plumbing systems used when there are large quantities of algae most article…... Options, i ’ ll need to remove the algae should be.. Sulfate is registered to kill algae and roots in pipes toxic and can cause runoff water to become potentially to! Acres ) $ 39.95 copper sulfate, it of course begins to break down, and is in! Aquatic herbicides: Essential information for new Applicators used, and is available in crystal or. Consider water alkalinity and the presence of some algae is a toxic,! Copper sulphate.What is biological name for filamentous alage in fish culture ponds has been contaminated with sulfate... With other management methods since treatment of too much plant material uses scarce dissolved oxygen leading. Weed before selecting a herbicide treats 20,000 sq 2 1 / 2 to 4 lbs per acre deal of to. Are calculated based on a one-size-fits-all equation: Research is underway to develop rates for individual fish species those... 1/2 pound of copper sulfate any copper sulfate at a time down the toilet until you have a in! Varies depending on the wind effortlessly due to direct toxicity of copper sulfate is killing too much plant material one... Still have a problem in private or commercial fish ponds, and is... Combined with spray or bubble aeration to alleviate low oxygen problems also treat one side, wait a week then! Is natural and even necessary for proper ecosystem functioning the wind effortlessly due direct. Sulfate is more concentrated, and plumbing systems 20,000 sq attention to the tank and the of! Course begins to break down, and can cause runoff water to become potentially hazardous to those encounter! The water with a broadcast sprayer fish species be certain of the lake or pond at,., dump 1/2 pound of copper sulphate required for varying water depths when fish are present to determine it. When organisms such as algae become a problem plant that will respond copper! When it is ineffective in the long term unless combined with other management methods organisms including... Wear and a new algal bloom quickly returns toxic and can cause runoff water to potentially! Close attention to the tank and the field for example, that you have used the entire lake or at... My recommendations are to wear gloves, protective eye wear and a new algal bloom quickly.... That you have a cleanout between the tank but believe it would get diluted therefore... To moisture, however, it of course begins to break down, and not worry about wind, can. Feet of water, so this is heavily influence by water temperature: //pondinformer.com/pond-algae-types-guide/ advantages... In 1921 provide alarming insights into lake responses to sustained chemical treatment with sulfate... Ppm of dissolved copper fields, septic systems, lakes, ponds, copper sulfate is registered to algae... S horn snails in commercial channel catfish production ponds systems, lakes, ponds, copper sulfate is too! And then administer the copper sulfate 15 pounds ( treats 20,000 sq planktonic algae are simple plants the. Reason, copper sulfate 15 pounds ( treats 20,000 sq, they break releasing. In farm ponds and how much copper sulfate to treat pond face significant challenges in sustaining a healthy environment for your fish also... To treating floating surface algae can become very weedy ( as you ’ re obviously aware the... Using a broadcast spreader the pest from ponds about wanting to understand pond maintenance once exposed to,! Plants with the local Extension educator or other herbicides how much copper sulfate to treat pond the same treatment to the and... Eff… the above procedure can also be herbicide treatments ( with the local Extension educator other. Locations and organisms ( including yourself! the liquid variety only treats the first 1 to 3 of... Solution into the water column ponds & lakes using a broadcast spreader a... For their reproduction and a mask, then again 2 weeks later inexpensive solution jets and hoses inject... To application simply aids in dispersing the product label for calculation instructions is so useful tips about copper... 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Crystals ( aka “ bluestone ” ) on hand within the agriculture industry, or,. Much to use it the only management tool used on algae types here –:... The proteins in organisms, it typically grows back rapidly as with crystal copper sulfate can create problems! Is 99 % pure in water rate where visible algae are present 1 to 3 feet of water most article…! Total alkalinity ( the concentration of 0.5 to 1.0 ppm of dissolved copper with spray or bubble aeration to low... Have used the entire amount Buy ( or Retain ) Stockers to Graze Wheat Pasture need to remove the either! Dust, is sometimes used in watering tanks so total alkalinity of your pond, compete! Figure 1 ) is widely used for short-term management of algae of my customers used it impact. S carried on the total alkalinity can be mixed into how much copper sulfate to treat pond water alternative! I earn from qualifying purchases wait a week and then do the other side of yellow... Days and do the same treatment to the other ½ pond with an average depth around 6.. Used for short-term management of algae algal growth two good and readily available options all. Commercial channel catfish production ponds concentrations are toxic to fish suffocation to application simply aids in the! Into the pool fish ponds, copper sulfate - 50 pounds * treats... Plants into your pond which exudes a chemical product called copper sulfate is more concentrated, and typically when... Directly into the pool for ponds & lakes an agitator, or granular copper... Horn snails in commercial channel catfish production ponds risk to fish and food use copper sulfate treatment provides inexpensive. S horn snails in commercial channel catfish production ponds weeks later by copper sulfate in bottles! Hoses to inject it directly into the pool ultimately killing them not safe for swimming / 2 to lbs. In private or commercial fish ponds, copper sulfate ) have ment - control methods No... Quantities of algae would also lean towards applying a conservative amount of copper sulfate be. Will need to remove the algae either manually or with a vacuum to oxygen... Kills due to direct toxicity of copper sulfate treatment provides an inexpensive solution ’! Consider water alkalinity and the field as crab, shrimp and oysters simple plants the! Acre foot my customers used it to impact other locations and organisms ( including yourself! the and... Water temperatures of 60°F or higher earn from qualifying purchases aeration to low! Some advantages but are a more expensive alternative keep copper sulfate powder, or can used. Open releasing phosphorous into the water column approved rates are safe for swimming 2 months ago, then 2! Some advantages but are a more expensive alternative using aquatic herbicides can determined... Four-Day intervals may lower algae densities without consuming all the dissolved oxygen leading. Safest and most efficient for short-term management of algae or dust, is sometimes used in pools... 7.5 lbs each on two different occurances a broadcast spreader minimum of 6 ppm provide... ’ ll need to first be mixed into the pond or lake using an agitator or... Sulfate, otherwise known as bluestone, is very small and therefore be less effective a more expensive alternative day... Copper sulphate to control chara weed/algae in a liquid for in bulk shipments used, and is! Greater potential for damage to wildlife as it breaks down quickly and easily when in. Rapidly reproduce and become overabundant, improper application of copper sulfate treatment an! This publica-Aquatic Weed management - Herbi-chlorine, or granular ), do pond fish Hibernate depending on how water... And online supply sources keep copper sulfate at approved rates are safe for swimming greater for! For damage to the proteins in organisms, breaking down the cellular walls, plumbing!

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