Algaecide

Algaecide for farm water troughs and livestock ponds.

AquaDoc Liquid Pool Clarifier Chemical - 32oz, 2 Pack - For Inground and Above Ground Pools, Boosts Water Clarity
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AquaDoc Liquid Pool Clarifier Chemical - 32oz, 2 Pack - For Inground and Above Ground Pools, Boosts Water Clarity

4.586 sold
$53.29
Crystal Clear Water Fast: Clorox Pool & Spa 2-in-1 Algaecide & Water Clarifier (1 Gallon / 128 Fl Oz) – Fast-Acting Green Pool Algae Treatment & Prevention.

Crystal Clear Water Fast: Clorox Pool & Spa 2-in-1 Algaecide & Water Clarifier (1 Gallon / 128 Fl Oz) – Fast-Acting Green Pool Algae Treatment & Prevention.

$20.99
Pool Algaecide for Above Ground & Inground Pool, Monthly Algae
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Pool Algaecide for Above Ground & Inground Pool, Monthly Algae

Limited time deal
$26.54
25lbs Slow-Dissolve Chlorine Tablets with Algaecide, Sanitizes Hot Tubs & Swimming Pools, Pool Cleaning Supplies for Water Treatment
Free shipping

25lbs Slow-Dissolve Chlorine Tablets with Algaecide, Sanitizes Hot Tubs & Swimming Pools, Pool Cleaning Supplies for Water Treatment

3 sold
$125.00
Polyquat Pool Algaecide 32 oz - Professional Strength Algae Killer for Swimming Pools - Eliminates Green & Yellow Algae, Ideal for Inground & Above Ground Pools
Free shipping

Polyquat Pool Algaecide 32 oz - Professional Strength Algae Killer for Swimming Pools - Eliminates Green & Yellow Algae, Ideal for Inground & Above Ground Pools

2 sold
$34.90
Eeziblue Pool Algaecide & Pool Booster for Above Ground and In-Ground Swimming Pools - 6 lbs Bucket
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Eeziblue Pool Algaecide & Pool Booster for Above Ground and In-Ground Swimming Pools - 6 lbs Bucket

4.3290 sold
$146.84
6 Month Swimming Pool Algaecide, 7.5k-20k Gallons Pool Unit Replacement for PoolRX, Suitable for Above Ground and In-Ground Pool
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6 Month Swimming Pool Algaecide, 7.5k-20k Gallons Pool Unit Replacement for PoolRX, Suitable for Above Ground and In-Ground Pool

3 sold
Limited time deal
-44%$32.99$58.99
Pool Algaecide for Above Ground & Inground Pool, Monthly Algae Treatment
Free shipping

Pool Algaecide for Above Ground & Inground Pool, Monthly Algae Treatment

Limited time deal
$29.36
Solar Pool Cleaner with RGB LED Floating Lights, Copper Ionization, Pool Algaecide, pH Level Balancing, 35,000-Gal Fresh/Salt Water Spa Compatibility, Skin & Eye Irritation Reduction, Quick Installation, Outdoor Space Enhancement, Party-Ready
Free shipping

Solar Pool Cleaner with RGB LED Floating Lights, Copper Ionization, Pool Algaecide, pH Level Balancing, 35,000-Gal Fresh/Salt Water Spa Compatibility, Skin & Eye Irritation Reduction, Quick Installation, Outdoor Space Enhancement, Party-Ready

4.591 sold
-50%$49.90$99.00
3.5LB Fast-Dissolving Granular Pool Chemical Supplies, Bacteria Killer, Algae Controller, Green & Cloudy Water Treatment, Super Clarifier for Home & Garden Pools (Compatible with Flower-Adjacent Outdoor Spaces)
Free shipping

3.5LB Fast-Dissolving Granular Pool Chemical Supplies, Bacteria Killer, Algae Controller, Green & Cloudy Water Treatment, Super Clarifier for Home & Garden Pools (Compatible with Flower-Adjacent Outdoor Spaces)

13 sold
-15%$31.43$36.99
Algae D-Solv Pond Algae Control, Fast-Acting EPA Registered Algaecide, Use in Fountains & Outdoor Ponds Containing Koi & Other Fish, 11,520 Gallons, 32 Ounces
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Algae D-Solv Pond Algae Control, Fast-Acting EPA Registered Algaecide, Use in Fountains & Outdoor Ponds Containing Koi & Other Fish, 11,520 Gallons, 32 Ounces

2 sold
$127.59
HTH Pool Care Chlorine Shock Granules for Algae Prevention, Fast-Acting, 12 pack

HTH Pool Care Chlorine Shock Granules for Algae Prevention, Fast-Acting, 12 pack

2 sold
$87.94
Lifeline Long Lasting Algaecide-Vinyl 32oz

Lifeline Long Lasting Algaecide-Vinyl 32oz

$26.99
Pool Breeze Algaecide 60 | 32 fl oz
Free shipping

Pool Breeze Algaecide 60 | 32 fl oz

$42.90
API Proactive Crystalline Multi-Tasker Pool Algaecide, 20 lbs, for Outdoor Swimming Pools (Sports & Outdoor Aquatic Fitness Equipment)
Free shipping

API Proactive Crystalline Multi-Tasker Pool Algaecide, 20 lbs, for Outdoor Swimming Pools (Sports & Outdoor Aquatic Fitness Equipment)

$329.97
Algae D-Solv EPA Registered Pond Algaecide, 16 oz – Fast-Acting Algae Control for Fountains & Outdoor Ponds with Koi & Other Fish, Treats 5,760 GallonsGift

Algae D-Solv EPA Registered Pond Algaecide, 16 oz – Fast-Acting Algae Control for Fountains & Outdoor Ponds with Koi & Other Fish, Treats 5,760 GallonsGift

Limited time deal
$24.84
212 MAIN Mars Fishcare AQPH PondCare 169D Algae Killer Bottle - 64-oz Pond Cleaner, Eliminates Green Water Algae, Keeps Water Safe for Fish & Surrounding Wildlife, Treats Up To 19000 Gal Ornamental Ponds (Use As Directed)
Free shipping

212 MAIN Mars Fishcare AQPH PondCare 169D Algae Killer Bottle - 64-oz Pond Cleaner, Eliminates Green Water Algae, Keeps Water Safe for Fish & Surrounding Wildlife, Treats Up To 19000 Gal Ornamental Ponds (Use As Directed)

5.09 sold
$70.86
212 MAIN GLB Algimycin 2000 Non-Foaming Algaecide for Swimming Pools, 1 Qt Fast-Action Weekly Sanitizer Treatment That Controls Algae and Destroys Algae
Free shipping

212 MAIN GLB Algimycin 2000 Non-Foaming Algaecide for Swimming Pools, 1 Qt Fast-Action Weekly Sanitizer Treatment That Controls Algae and Destroys Algae

$43.79
Silver Algaedyn Algae Remover Algaecide | Green and Mustard Algae Remover | Black Algae Remover | 32 oz. | 47-600

Silver Algaedyn Algae Remover Algaecide | Green and Mustard Algae Remover | Black Algae Remover | 32 oz. | 47-600

4.854 sold
$77.99
AquaDoc Double Whammy Copper Base Algaecide - 32 oz (946 ml) No Foam Pool Treatment, Multi-Algae Attack, Algae Control, Stain Prevention, Chemical Reduction, 90-Day Guarantee, Long-Lasting Results for Inground & Above Ground Pools
Free shipping

AquaDoc Double Whammy Copper Base Algaecide - 32 oz (946 ml) No Foam Pool Treatment, Multi-Algae Attack, Algae Control, Stain Prevention, Chemical Reduction, 90-Day Guarantee, Long-Lasting Results for Inground & Above Ground Pools

4.22.9K sold
$30.97
Eeziblue Monthly Algaecide & Clarifier – Dual-Action Pool Treatment for Green, Cloudy Water | Kills Algae + Clears Water | 1 Month Protection
Free shipping

Eeziblue Monthly Algaecide & Clarifier – Dual-Action Pool Treatment for Green, Cloudy Water | Kills Algae + Clears Water | 1 Month Protection

4.212.4K sold
$23.34
2/4 Pack Aquarium Water Purifier Conditioner Tablets, Fast Acting Chlorine Ammonia Remover & Algae Control Cleaning Tablets, 35 Tablets Per Bottle, Safe for Betta, Goldfish, Shrimp and All Freshwater Aquarium Aquatic Life
Free shipping

2/4 Pack Aquarium Water Purifier Conditioner Tablets, Fast Acting Chlorine Ammonia Remover & Algae Control Cleaning Tablets, 35 Tablets Per Bottle, Safe for Betta, Goldfish, Shrimp and All Freshwater Aquarium Aquatic Life

4.585 sold
-52%$9.69$19.98
Bio-Dex Skill-It Pool Algaecide | 32 oz | SK132

Bio-Dex Skill-It Pool Algaecide | 32 oz | SK132

$27.99
AquaDoc Copper-Based Algaecide Pool Chemicals - 64 oz (1.89 L) Stain-Free Foam-Free Cleaner, 90-Day Algae Guard Long-Term Control, 4-Algae Coverage, Reduces Chemical Use for Inground & Above Ground Pools
Free shipping

AquaDoc Copper-Based Algaecide Pool Chemicals - 64 oz (1.89 L) Stain-Free Foam-Free Cleaner, 90-Day Algae Guard Long-Term Control, 4-Algae Coverage, Reduces Chemical Use for Inground & Above Ground Pools

4.0238 sold
$79.29
Eeziblue Pool Algaecide & Pool Booster for Above Ground and In-Ground Swimming Pools - 4 Month Pack
Free shipping

Eeziblue Pool Algaecide & Pool Booster for Above Ground and In-Ground Swimming Pools - 4 Month Pack

4.4829 sold
$51.94
United Chemical Yellow Treat2 Mustard Algicide | 2lbs | YT2-C12

United Chemical Yellow Treat2 Mustard Algicide | 2lbs | YT2-C12

5.011 sold
$33.98
Yegbong Gentle Aquarium Water Purification Tablets - Aquarium-Safe Water Treatment, Fish Tank Cleaner, Algae Remover for Small Ponds (Add Gradually), Algae Remover For Fish Tank

Yegbong Gentle Aquarium Water Purification Tablets - Aquarium-Safe Water Treatment, Fish Tank Cleaner, Algae Remover for Small Ponds (Add Gradually), Algae Remover For Fish Tank

3.368 sold
-20%$11.20$14.00
AquaDoc Natural Pool Clarifier, 32 Oz Plastic Bottle - Eco-Friendly Chlorine-Free Enzyme-Clean Boost, Filtration Enhancer, Microscopic Contaminant & Cloud Remover for Saltwater & Multi-Pool Fit Outdoor Safety
Free shipping

AquaDoc Natural Pool Clarifier, 32 Oz Plastic Bottle - Eco-Friendly Chlorine-Free Enzyme-Clean Boost, Filtration Enhancer, Microscopic Contaminant & Cloud Remover for Saltwater & Multi-Pool Fit Outdoor Safety

4.42.5K sold
$27.29
AquaDoc Double Whammy Algae Control Pool Chemicals - 128oz Copper-Based Non-Foaming Solution, Manufacturer-Made for Inground & Above-Ground Pools, 90-day Algae Control, Stain Prevention, Reduced Chemical Use
Free shipping

AquaDoc Double Whammy Algae Control Pool Chemicals - 128oz Copper-Based Non-Foaming Solution, Manufacturer-Made for Inground & Above-Ground Pools, 90-day Algae Control, Stain Prevention, Reduced Chemical Use

4.818 sold
$74.99
Bonide Captain Jack's Neem Oil, 32 oz Ready-to-Use Spray, Multi-Purpose Fungicide, Insecticide and Miticide for Organic Gardening
Free shipping

Bonide Captain Jack's Neem Oil, 32 oz Ready-to-Use Spray, Multi-Purpose Fungicide, Insecticide and Miticide for Organic Gardening

4.739 sold
Limited time deal
-50%$21.99$43.98
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Related Categories
Pools, Hot Tubs & Supplies
Storage Boxes & Bins
Water Treatment
Aquatic Fitness Equipment
Greenhouses & Seed Starters
Residential Pest Control

Introduction

Algaecide controls algae blooms that can harm animals and clog water systems. Use the product cards to compare a checkable farm supplies fact instead of buying from the title price.

  • Fast-acting formula clears green water within 24 hours.
  • Concentrated liquid treats up to 5,000 gallons per bottle.
  • Safe for cattle, horses, and poultry when used as directed.

Open two or three Farm Animal Health Supplies listings, confirm the spec that matches how you will use it, then compare prices and ratings before you buy.

FAQs

Apply every 30 days during warm months or when algae reappears. Follow label rates to avoid stressing animals Check the listing photos and spec line so the product type is actually farm animal health supplies.

Yes, once the recommended waiting period passes, treated water is safe for livestock consumption Check the listing photos and spec line so the product type is actually farm animal health supplies.

Some formulas are fish-safe; always check the label and remove fish if the product warns against use Check the listing photos and spec line so the product type is actually farm animal health supplies.

Wear gloves and eye protection. Avoid inhaling spray and wash hands after handling the concentrate Check the listing photos and spec line so the product type is actually farm animal health supplies.

Warmer water speeds algae die-off, but avoid treating above 85 °F to protect livestock Check the listing photos and spec line so the product type is actually farm animal health supplies.