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10 Best algae killer for ponds in Canada
Best Choice01Pond Pro CanadaPond Pro NaturalClear Pond Clarifier 2.5kg (5.5 lb)
Main highlights- Targets and eliminates various nutrients, including phosphates, ammonium, nitrates, and nitrites
- Neutralizes unpleasant odours
- Includes up to 100 water-soluble packets (WSP)
- Effectively minimizes COD (Chemical Oxygen Demand), BOD (Biochemical Oxygen Demand), organic carbon, sludge, muck, and sediment
- Clarifies water by reducing murkiness and turbidity
- Can be trusted for use around fish, plants, birds, swimming ponds, and other wildlife when used according to label directions
9.7Exceptional
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- Curious about how we select the top products for you? Explore How It Works
- 02Coral Farmer
CrystalClear D-solv Oxy Pond Cleaner 10 Lbs
Main highlights- works on contact
- uses the power of oxygen
- safe and non toxic
- eliminated pond scrubbing and clenaing
- cleans up those unsightly green strings
9.5Excellent
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Value for Money03
HagenLaguna Clear Fast Pond Water Clarifier - 67.5 Ounces
24% OffMain highlights- Water clarifier - clears cloudy or discolored water
- Safe for fish and plants
- NOTE*: Measuring cup not included
- Fast-acting formula
- Dosing Instructions : Use 50 mL per 265 U.S. gal. of pond water (1,000 liters / 220 Imp. gal.) when water is clouded. Note: The recommended dosage yields the best results. Overdosing will not improve the effectiveness. However, if the cloud remains after a 24 hour period, then a second dose may be required. For pond water treatment only
- Clumps debris for easy removal by mechanical filtration
- 2.1 quart container treats 10,566 gallons of water
9.4Excellent
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- 04Nualgi Pond Care
Natural Fish Pond Cleaner, 60ml Pond Bacteria for Large Ponds, Clarifier for Fish Ponds, Safe for All Aquatic Life Including Koi, Pond Water Clarifier Treats Up to 60,000 Gallons
Free ShippingMain highlights- SAFEGUARDS AGAINST DISEASES: The improved water quality helps protect fish against diseases and parasites, keeping them healthy and lively. The natural process of diatom growth also helps to maintain optimal pH levels, reducing stress on fish.
- REDUCES ODORS: Nualgi Pond Care helps to reduce unpleasant odors from pond waste, ensuring your pond stays fresh and smelling clean. It is an effective solution for removing organic waste and restoring the natural balance of your pond's ecosystem.
- PRO TIP: Pair this product with the rest of the Nualgi Pond Care products for all-natural, crystal-clear results! All Nualgi products are sold with our award-winning customer support. Having an issue with your pond chemistry? Reach out to us today.
- NATURALLY IMPROVED POND BACTERIA: Oxygen released by diatoms digests the organic waste from fish and left-over fish food, as Nualgi Pond Care’s natural pond cleaner quickly provides your pond relief without man-made harmful chemicals & UV sterilizers!
- MULTI-FUNCTION WATER CLARIFIER: Our pond clarifier & cleaner is a safe and natural alternative to harsh pond chemicals that can harm your fish and plants. The pond clarifier is made from non-toxic ingredients and is a must-have for any pond owner.
- MAKE YOUR AQUATIC PLANTS VIBRANT: The nutrients in our pond cleaner for outdoor ponds also goes to the plants that need vital micronutrients for color, growth & vibrancy. With Nualgi Pond Care’s cleaner for ponds, your fish and aquatic plants will thrive!
- GET NATURAL CRYSTAL CLEAR WATER: Nualgi Pond Care begins a natural process by harnessing the power of diatoms (Mother Nature's favorite microscopic cleaners) to improve the overall health of the entire ecosystem with the best pond cleaner.
- EASY TO USE: Nualgi Pond Care provides you with a simple & user-friendly pond solution. Use a weekly dose of 5 ml (1 tsp) per 5000 gallons of water for optimum results. Or use the formula of 1 ml per 1000 gallons to calculate according to your pond volume.
- CREATES A HEALTHIER AND CLEANER POND HABITAT: The growth of diatoms leads to more oxygen in the water, which provides a healthy pond treatment and a healthier habitat for fish. With more oxygen in the water, fish become less disease-prone and more active.
- ALL AQUATIC LIFE IS NATURALLY SAFE: Enjoy peace of mind knowing that our premium pond clear water treatment is a natural nitrifying process that is 100% safe for fish, pets, & all aquatic life. It also makes your plants more vibrant and enjoyable for everyone!
9.2Excellent
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- 05
Hagen
Laguna Clear Fast Pond Water Clarifier - 16 Ounces
Free ShippingMain highlights- Water clarifier - clears cloudy or discolored water
- Safe for fish and plants
- Fast-acting formula
- Clumps debris for easy removal by mechanical filtration
- 16 ounce bottle treats 2500 gallons of pond water
9.0Excellent
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- 06Coral Farmer
CrystalClear D-solv Oxy Pond Cleaner 2 Lbs
Free ShippingMain highlights- works on contact
- uses the power of oxygen
- safe and non toxic
- eliminated pond scrubbing and clenaing
- cleans up those unsightly green strings
8.8Very Good
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- 07Pennington Aquagarden
Pennington Aquagarden Awesome Pond Pods, Eats Pond Sludge, Makes Tapwater Safe, Reduces Filter Cleaning - 6 Pack,Brown
Free ShippingMain highlights- The water-soluble film will rapidly dissolve to release the active ingredients into the pond. Pet and wildlife safe and help stabilize the pH for healthy fish and water.
- Effectively eats pond sludge, reduces filter cleaning and maintenance, makes tap water safe and boosts filter bacteria.
- Effective against Silt and pond sludge, waste produced by fish. Chlorine, chloramine and heavy metals found in tap water.
- Each pod doses up to 150 gallons of water, this pack can treat up to 900 gallons.
- Creates a naturally balanced ecosystem and is a great bio start for healthy water.
8.6Very Good
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- 08API
PondCare API POND-ZYME SLUDGE DESTROYER Pond Water Cleaner With Barley 1 lb Container
21% OffMain highlights- Use twice a week for two weeks in ornamental ponds for start-up, end of season, then once every two weeks for regular maintenance
- Helps to reduce overall pond maintenance and keep pond clean
- Contains one (1) API POND-ZYME SLUDGE DESTROYER Pond Cleaner With Natural Pond Bacteria And Barley, 1-Pound Container
- Contains natural active ingredients to break down fish waste and consume pond sludge
- Breaks down dead algae and digests leaves and grass clippings
8.4Good
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- 09Aquascape
Aquascape Quick Start Barley Straw Pellets for Pond & Water Gardens, Concentrated, 5 lbs, 96029, White
Free ShippingMain highlights- Natural, long-term method of clarifying pond water
- Included components: one container of water treatment
- Has been used for hundreds of years
- Concentrated formula with added enzymes
- Comes in re-sealable bag
- Age range description: all life stages
- 1 container treats 1,000 gallons of water
8.2Good
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- 10Aqua Coastal
Algae Shield Liquid Pool Algaecide (50% Strength) (Copper and Stain Free) (1L)
8.1Good
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