Top 10 GreenClean Granular Algaecides
for May 2022

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1
9.7
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

  • 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

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

2
9.7
SCORE
GreenClean Pro Granular Algaecide, 50 lbs

BioSafe Systems GreenClean Pro Granular Algaecide

50 lbs

by Biosafe Systems
What We like

Due to its unique APC technology, GreenCleanPROs powerful oxidation reactionprovides additional efficacy against general bacterial and fungal pathogens in thewater column, including but not limited to bacterial coliforms.

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Product Features

  • Utilizing BioSafeSystems patented activated peroxygen chemistry, GreenCleanPRO treats a broadspectrum of algae types, including filamentous and planktonic blue-green algae.
  • GreenCleanPRO killsand suppresses algae, reduces pathogenic organisms and is proven safe for all crops.
  • GreenCleanPRO Granular Algaecide is a fast-acting irrigation water treatment toolthat is an integral part in proper irrigation system maintenance.

Greencleanpro killsand suppresses algae, reduces pathogenic organisms and is proven safe for all crops. Utilizing biosafesystems patented activated peroxygen chemistry, greencleanpro treats a broadspectrum of algae types, including filamentous and planktonic blue-green algae. Greencleanpro granular algaecide is a fast-acting irrigation water treatment toolthat is an integral part in proper irrigation system maintenance.

3
9.5
SCORE
GreenClean Granular Algaecide - 2.5 lbs (Case of 12) - String Algae Control for Koi Pond, Fountain, Waterfall, Water Features on Contact. EPA Registered. Safe for Fish, Plants, Pets and Wildlife.

BioSafe Systems GreenClean Granular Algaecide

2.5 lbs (Case of 12), String Algae Control for Koi Pond, Fountain, Waterfall, Water Features on Contact. EPA Registered. Safe for Fish, Plants, Pets and Wildlife.

by BioSafe Systems
What We like

Perfect for use water gardens, ornamental ponds, fountains, irrigation ponds and other water features

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Product Features

  • Each 2.5lb container treats up to 5,000 gallons
  • Chlorine, copper and phosphate-free
  • EPA approved
  • Safe for Fish, Birds, Pets and Aquatic Plants. When Used As Directed.

Chlorine, copper and phosphate-free Safe for fish, birds, pets and aquatic plants. when used as directed. Epa approved Each 2.5lb container treats up to 5,000 gallons

4
9.2
SCORE
GreenClean Granular Algaecide - 8 lbs (Case of 2) - String Algae Control for Koi Pond, Fountain, Waterfall, Water Features on Contact. EPA Registered. Safe for Fish, Plants, Pets and Wildlife.

BioSafe Systems GreenClean Granular Algaecide

8 lbs (Case of 2), String Algae Control for Koi Pond, Fountain, Waterfall, Water Features on Contact. EPA Registered. Safe for Fish, Plants, Pets and Wildlife.

by BioSafe Systems
What We like

Perfect for use water gardens, ornamental ponds, fountains, irrigation ponds and other water features

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Product Features

  • Chlorine, copper and phosphate-free
  • Safe for Fish, Birds, Pets and Aquatic Plants. When Used As Directed.
  • EPA approved
  • Each 8lb container treats up to 16,000 gallons

Chlorine, copper and phosphate-free Each 8lb container treats up to 16,000 gallons Epa approved Safe for fish, birds, pets and aquatic plants. when used as directed.

5
8.9
SCORE
BioSafe Systems GreenCleanFX Liquid Algaecide - 1 Gallon (Case of 4) - Green Water - Plantonic Algae Control for Pond, Fountain, Water Features. EPA Registered. Safe for Fish, Birds, Pets and Aquatic Plants.GAL LIQ Algaecide (Pack of 4)

BioSafe Systems GreenCleanFX Liquid Algaecide

1 Gallon (Case of 4), Green Water, Plantonic Algae Control for Pond, Fountain, Water Features. EPA Registered. Safe for Fish, Birds, Pets and Aquatic Plants.GAL LIQ Algaecide (Pack of 4)

by BioSafe Systems
What We like

Each 1 Gallon container treats up to 18,800 Gallons

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Product Features

  • Safe for Fish, Birds, Pets and Aquatic Plants. When Used As Directed.
  • Continues To Work For Up To 48 Hours After Application. Reduces Organic Build Up and Odors.
  • Commercial-Strength Treatment To Suppress, Control and Prevent Algae. Even in Deeper Waters.
  • Will not cause an increase in water pH.

Continues to work for up to 48 hours after application. reduces organic build up and odors. Will not cause an increase in water ph. Safe for fish, birds, pets and aquatic plants. when used as directed. Commercial-strength treatment to suppress, control and prevent algae. even in deeper waters.

6
8.8
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

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

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

7
8.1
SCORE
CrystalClear ClarityMax Granular Treatment, Reduces Debris & Sludge Build Up, Removes Algae Stains in Ponds, Streams & Waterfalls - 1 lb Treats up to 8,000 gallons

CrystalClear ClarityMax Granular Treatment, Reduces Debris & Sludge Build Up, Removes Algae Stains in Ponds, Streams & Waterfalls

1 lb Treats up to 8,000 gallons

by Airmax, Inc.
What We like

This biological clarifier helps clean your water features and maintain maximum water clarity

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Product Features

  • Apply once a week on a regular basis for best results and to reduce overall pond maintenance
  • Limit sludge and debris build-up and remove algae stains on and around streams, waterfalls and filtration systems
  • Natural pond enzymes and bacteria help treat your pond naturally
  • ClarityMax is safe for all aquatic & domestic animals including koi

Natural pond enzymes and bacteria help treat your pond naturally Limit sludge and debris build-up and remove algae stains on and around streams, waterfalls and filtration systems Apply once a week on a regular basis for best results and to reduce overall pond maintenance Claritymax is safe for all aquatic & domestic animals including koi

8
8.1
SCORE
Rx Clear Algaecide 50 Plus | 50 Percent Concentrated Liquid Algaecide for Above or In-Ground Swimming Pools | Safe Non-Foaming Formula | Keeps Algae in Suspension | One Quart Bottles | 6 Pack

Rx Clear Algaecide 50 Plus

50 Percent Concentrated Liquid Algaecide for Above or In-Ground Swimming Pools, Safe Non-Foaming Formula, Keeps Algae in Suspension, One Quart Bottles, 6 Pack

by Rx Clear
What We like

NO FOAM - Whether you have an in-ground or above ground pool this product will work to keep algae at bay without making your swimming pool filled with foam. To avoid foaming, do not exceed beyond the recommended dosages and apply gently in one spot away from return.

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Product Features

  • BIWEEKLY MAINTENANCE - Each bottle of Algaecide is 32 ounces of fluid. Swimming pools require only 4 oz. of Rx Clear Swimming Pool Algaecide every two weeks per every 10,000 gallons of water to guard against algae.
  • SAFE TO SWIM - This fast acting treatment lets you swim directly after placing in your swimming pool. Algaecide can even act as a cleaner or remover for black, green and mustard algae, all while being super safe for swimmers. Trust Rx Clear for reliable pool supplies, chemicals, and swimming pool accessories.
  • HEAT ACTIVATED - The Rx Clear Swimming Pool Algaecide works best in warm waters. The product will not stain surfaces and leaves zero residue.
  • COAT THE WALL - Algaecide coats the walls of the swimming pool, keeping algae in suspension. Surfactant splits open algae cells, helping to destroy them. The Rx Clear algaecide coats the pool wall to control the problem, keeping your swimming pool crystal clear.

Heat activated - the Rx Clear swimming pool algaecide works best in warm waters. the product will not stain surfaces and leaves zero residue. Coat the wall - algaecide coats the walls of the swimming pool, keeping algae in suspension. surfactant splits open algae cells, helping to destroy them. the Rx Clear algaecide coats the pool wall to control the problem, keeping your swimming pool crystal clear. Safe to swim - this fast acting treatment lets you swim directly after placing in your swimming pool. algaecide can even act as a cleaner or remover for black, green and mustard algae, all while being super safe for swimmers. trust Rx Clear for reliable pool supplies, chemicals, and swimming pool accessories. Biweekly maintenance - each bottle of algaecide is 32 ounces of fluid. swimming pools require only 4 oz. of Rx Clear swimming pool algaecide every two weeks per every 10,000 gallons of water to guard against algae.

9
8.1
SCORE
Rx Clear Algaecide 60 Plus | Non-Foaming Formula for Above Or In-Ground Swimming Pools | 60 Percent Poly-Algaecide | Keeping Algae in Suspension | One Quart Bottles | 1 Pack

Rx Clear Algaecide 60 Plus

Non-Foaming Formula for Above Or In-Ground Swimming Pools, 60 Percent Poly-Algaecide, Keeping Algae in Suspension, One Quart Bottles, 1 Pack

by Rx Clear
What We like

NO FOAM - Whether you have an in-ground or above ground pool this product will work to keep algae at bay without making your swimming pool filled with foam. To avoid foaming, do not exceed beyond the recommended dosages and apply gently in one spot away from return.

more infoarrow_drop_down

Product Features

  • BIWEEKLY MAINTENANCE - Each bottle of Algaecide is 32 ounces of fluid. Swimming pools require only 4 oz. of Rx Clear Swimming Pool Algaecide every two weeks per every 10,000 gallons of water to guard against algae.
  • SAFE TO SWIM - This fast acting treatment lets you swim directly after placing in your swimming pool. Algaecide can even act as a cleaner or remover for black, green and mustard algae, all while being super safe for swimmers. Trust Rx Clear for reliable pool supplies, chemicals, and swimming pool accessories.
  • HEAT ACTIVATED - The Rx Clear Swimming Pool Algaecide works best in warm waters. The product will not stain surfaces and leaves zero residue.
  • COAT THE WALL - Algaecide coats the walls of the swimming pool, keeping algae in suspension. Surfactant splits open algae cells, helping to destroy them. The Rx Clear algaecide coats the pool wall to control the problem, keeping your swimming pool crystal clear.

Safe to swim - this fast acting treatment lets you swim directly after placing in your swimming pool. algaecide can even act as a cleaner or remover for black, green and mustard algae, all while being super safe for swimmers. trust Rx Clear for reliable pool supplies, chemicals, and swimming pool accessories. Coat the wall - algaecide coats the walls of the swimming pool, keeping algae in suspension. surfactant splits open algae cells, helping to destroy them. the Rx Clear algaecide coats the pool wall to control the problem, keeping your swimming pool crystal clear. Heat activated - the Rx Clear swimming pool algaecide works best in warm waters. the product will not stain surfaces and leaves zero residue. Biweekly maintenance - each bottle of algaecide is 32 ounces of fluid. swimming pools require only 4 oz. of Rx Clear swimming pool algaecide every two weeks per every 10,000 gallons of water to guard against algae.

10
7.8
SCORE
hth Pool Algaecide Super Algae Guard 60 (67064)

hth Pool Algaecide Super Algae Guard 60 (67064)

by Innovative Water Care
What We like

4-In-1 formula kills and controls green, Black, and yellow algae growth, is non-foaming, and 60% strength

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