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Treat Algae

  • CrystalClear® AlgaeOff® String Algae Remover

    4.2

    (115 reviews)

    …where the string algae infestation is within the pond then apply the prescribed amount directly on the algae in dry form. A slight fizzing will occur as the product starts to work. Seconds later you should see algae completely removed form the area treated. Heavy accumulations of algae may take two…
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    $18.99 - 99.99
  • Airmax® Algae Defense® (formerly Pond Logic®)

    4.5

    (83 reviews)

    …as Pond Logic Algae Defense) A fast-acting liquid pond algaecide formula Algae Defense can be directly applied via a pressurized sprayer to combat floating filamentous algae chara or the planktonic algae that causes green water. Each gallon of Algae Defense pond algaecide treats up to 8000 square…
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    $39.99 - 49.98
  • …If duckweed has not completely taken over your water surface you may notice algae growth mixed in with the weeds – in which case you will need to treat the algae first. Pro tip: Propeller will control both algae and duckweed. Long Term: For long-term control a herbicide like fluridone which…
    …the algae is treated use proactive products to reduce future growth. This allows you to keep your pond looking good while creating a healthy environment for your fish.Chemical Treatments Selecting a chemical will depend on what type of algae you are looking to treat. For fine planktonic algae that…
    …for you and your fish. Before you can make a plan for treating the different types of algae you have to know what type you are trying to destroy. Know Your Algae Algae comes in two basic forms: planktonic and filamentous. * Planktonic algae is the floating microscopic vegetation that is the source…
    …to Treat The key to successfully treating algae – whether planktonic filamentous or chara – is to make the most contact between actively growing algae and an algaecide. If the algae is cut or broken into smaller pieces it's harder for the chemicals to make contact. Because algae does…
  • Hydrothol® Granular Aquatic Algaecide & Herbicide 20 Pounds

    4.7

    (11 reviews)

    …submerged weeds and algae. Hydrothol even works where there is moving water such as a canal or bay area. Hydrothol can be used in combination in rotation or as an alternative to copper for control of algae. Dosage rates vary depending on what type of algae or weed is being treated and the density of…
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    $109.99
  • …a variety of minerals including iron and magnesium that could affect your water's pH making it harder. Hard water can make it more difficult to treat algae blooms. * It's Heavy: They may be porous chunks of rock but hefting bags of it takes some strength – particularly when its wet and full of…
    …is best to treat first as cutting the plants down stops the absorption process and prevents the chemical from getting into their system. For more information of which chemical is best to treat your algae or weeds see our Weed Identification Guide. Ready for Removal After you have treated and killed…
    …green particles in it you most likely have algae. Planktonic algae – the source of algae blooms – are floating microscopic plants that color pond water green blue-green brown or variations in between. Your jar is telling you to treat for algae. Tea-Colored Water Discolored or tea-colored…
    …from seeds and remaining rhizomes. Both algaecides (used to treat forms of algae) and herbicides (treats pond weeds) can be found in either a liquid or granular form. * Liquid applications are commonly used for floating weeds and algae that are sitting on the pond's surface (or up to 3 feet deep)…
    …* Algae Defense®: To be used only as needed this algae-destroyer treats troublesome floating filamentous algae bottom growing chara and the planktonic algae when it's green and growing. Use Algae Defense® when the water temperature in your pond or lake is above 60°F. Don't use Algae