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Top 10 Pond Algaecides
for May 2022

Last Updated On

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1
9.7
SCORE
Crystal Blue Copper Sulfate Algaecide - Aquatic Grade Granular Pond Algae Control - 5 lbs

Sanco Chemicals Crystal Blue Copper Sulfate Algaecide

Aquatic Grade Granular Pond Algae Control, 5 lbs

by Sanco
What We like

Most effective when cast out on top of thick floating algae mats

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Product Features

  • Do Not Use with KOI or Goldfish
  • Controls most species of algae like filamentous, string algae and swimmers itch
  • 99% Copper Sulfate Pentahydrate
  • Granular Copper Sulfate, 5 Lbs

Granular copper sulfate, 5 lbs Do not use with koi or goldfish Controls most species of algae like filamentous, string algae and swimmers itch 99% copper sulfate pentahydrate

2
9.6
SCORE
Sanco Industries 88015 Fountain Algaecide, Clarifier Formulated for Small Ponds and Water Features, 8 ounces,1, Yellow

Sanco Industries 88015 Fountain Algaecide

Clarifier Formulated for Small Ponds and Water Features, 8 ounces, 1, Yellow

by SBM Life Science
What We like

Effectively eliminates green water algae, string and hair algae, blanketweed algae and others

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Product Features

  • Use only as directed to keep water safe for pond plants, surrounding wildlife and pets
  • Fountain Algae Control Solution 8-Ounce Bottle, Not Safe For Fish
  • Controls green water to keep pond water clean and clear in ornamental ponds and water gardens
  • Dose every three days until algae is controlled and then treat weekly

Use only as directed to keep water safe for pond plants, surrounding wildlife and pets Fountain algae control solution 8-ounce bottle, not safe for fish Dose every three days until algae is controlled and then treat weekly Controls green water to keep pond water clean and clear in ornamental ponds and water gardens

3
9.3
SCORE
Fountain Algaecide and Clarifier, Formulated for Small Ponds, Water Features, 64oz

Sanco Industries Fountain Algaecide and Clarifier

Formulated for Small Ponds, Water Features, 64oz

What We like

Effectively eliminates green water algae, string and hair algae, blanketweed algae and others

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Product Features

  • Controls green water to keep pond water clean and clear in ornamental ponds and water gardens
  • Use only as directed to keep water safe for pond plants, surrounding wildlife and pets
  • Fountain Algae Control Solution 64-Ounce Bottle, Not Safe For Fish
  • Dose every three days until algae is controlled and then treat weekly

Controls green water to keep pond water clean and clear in ornamental ponds and water gardens Dose every three days until algae is controlled and then treat weekly Fountain algae control solution 64-ounce bottle, not safe for fish Use only as directed to keep water safe for pond plants, surrounding wildlife and pets

4
9.2
SCORE
GreenClean Granular Algaecide - 8 lbs - String Algae Control for Koi Pond, Fountain, Waterfall, Water Features on Contact. EPA Registered

BioSafe Systems GreenClean Granular Algaecide

8 lbs, String Algae Control for Koi Pond, Fountain, Waterfall, Water Features on Contact. EPA Registered

by Biosafe Systems
What We like

Immediately begins fighting algae blooms, releasing vital oxygen into the water body as it biodegrades

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Product Features

  • Non-harmful to fish and aquatic plants when used as directed
  • Treats up to 16,000 gallons
  • Alternative to harsh chemicals Chlorine, copper and phosphate-free

Treats up to 16,000 gallons Non-harmful to fish and aquatic plants when used as directed Alternative to harsh chemicals chlorine, copper and phosphate-free

5
8.9
SCORE
BioSafe Systems GreenClean Granular Algaecide - 20 lbs - String Algae Control for Koi Pond, Fountain, Waterfall, Water Features on Contact. EPA Registered.

BioSafe Systems GreenClean Granular Algaecide

20 lbs, String Algae Control for Koi Pond, Fountain, Waterfall, Water Features on Contact. EPA Registered.

by TopDawg Pet Supply
What We like

Immediately begins fighting algae blooms, releasing vital oxygen into the water body as it biodegrades

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Product Features

  • Alternative to harsh chemicals Chlorine, copper and phosphate-free
  • Treats up to 40,000 gallons
  • Non-harmful to fish and aquatic plants when used as directed

Non-harmful to fish and aquatic plants when used as directed Alternative to harsh chemicals chlorine, copper and phosphate-free Treats up to 40,000 gallons

6
8.8
SCORE
TotalPond A20036 Pond Algaecide, 32-Ounce

TotalPond A20036 Pond Algaecide

32-Ounce

by Geo Global Partners
What We like

32-Ounce bottle

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Product Features

  • Fast acting, will stop algae growth in pond water
  • Helps balance pond water
  • Will not harm fish or live ornamental plants

Will not harm fish or live ornamental plants Helps balance pond water Fast acting, will stop algae growth in pond water

7
8.5
SCORE
POND BOSS Algaecide, 32-Ounce

POND BOSS Algaecide

32-Ounce

by Geo Global Partners
What We like

Will not harm fish or live ornamental plants

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Product Features

  • Algaecide -Non Toxic
  • Will stop algae growth in pond water
  • Fast acting
  • Non Toxic Product

Fast acting Will stop algae growth in pond water Non toxic product Algaecide -non toxic

8
7.9
SCORE
APPLIED BIOCHEMISTS Cutrine Plus Granulated Algaecide, 30 lbs

APPLIED BIOCHEMISTS Cutrine Plus Granulated Algaecide

30 lbs

by Applied Biochemists - Lonza
What We like

Ideal for algae in deeper waters or bottom growing algae - use Cutrine Plus Algaecide (liquid) for algae on the surface or in the water column

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Product Features

  • Visible reduction of algae growth 1-2 days
  • Rapid sinking granules for targeted delivery to bottom-growing algae
  • Stays active in the water longer than copper sulfate
  • Chelating agents prevent the precipitation of copper with carbonates and bicarbonates in the water for longer activity

Chelating agents prevent the precipitation of copper with carbonates and bicarbonates in the water for longer activity Rapid sinking granules for targeted delivery to bottom-growing algae Stays active in the water longer than copper sulfate Visible reduction of algae growth 1-2 days

9
7.9
SCORE
EasyCare FounTec Algaecide and Clarifier, 8 oz. Bottle

EasyCare FounTec Algaecide and Clarifier

8 oz. Bottle

by EasyCare
What We like

Use in water features, indoors or out

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Product Features

  • Keep water free of mosquitos
  • Safe for plants, birds, and wildlife
  • Algaecide clears pond and fountain water
  • NOT safe for fish

Algaecide clears pond and fountain water Not safe for fish Keep water free of mosquitos Safe for plants, birds, and wildlife

10
7.9
SCORE
Microbe Lift 32-Ounce Pond Algaway 5.4 ALGA32

Microbe Lift 32-Ounce Pond Algaway 5.4 ALGA32

by Ecological Labs
What We like

Designed and made with the highest standards in aquatic performance in mind

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Product Features

  • Manufactured by Ecological Labs
  • Made in the United States
  • 2 Teaspoons (2 capfuls) treats 120 gallons
  • If animals are present clean out excess algae or use before temperature exceeds 75 degrees fahrenheit
  • Stops algae growth in ponds and can be applied to areas that contain fish and plants

Stops algae growth in ponds and can be applied to areas that contain fish and plants 2 teaspoons (2 capfuls) treats 120 gallons If animals are present clean out excess algae or use before temperature exceeds 75 degrees fahrenheit 32-ounce bottle It is currently going through epa registration review Manufactured by Ecological Labs Made in the united states

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