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Pond Algae Remover Comparison - January 2025
7 Best Pond Algae Remover In the UK
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service levels, popularity trends, and more. The rankings reflect our opinion and should be a good starting point for shopping. By purchasing the products we rank, you’ll get the lowest price we found while we may receive a commission at no cost to you, which will help us continue to provide you with value.
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Overview: Algae blooms can turn a once clear pond into a murky mess. Not only is it unsightly, algae can also deplete oxygen levels in the water, making it difficult for fish and other aquatic life to survive.
There are a variety of products available to remove algae from ponds. But with so many options, how do you know which one is right for your pond?
Our pond algae remover comparison page will help you choose the best product for your needs by comparing the top brands side-by-side.
ClearWaters Blanket Weed Treatment for Ponds – 1L Bucket to Treat 10,000 / Maintain 80,000L – Quick Action Pond Weed Treament for Blanket Weed – Pond Cleaner Safe for Fish and Wildlife
Model
Envii Winter Pond Treatment – Reduce Sludge, Clears Green Water & Improves Water Clarity, Works at Low Winter Temperatures, Natural Bacteria Treatment for All Ponds – Treats 60,000 Litres
Model
envii Algae Klear Xtra – Blanket Weed Treatment for Ponds, Removes Blanket weed & String Algae Working All Year Round, Safe for all Fish & Plants – 500ml Treats 10,000 litres
Model
Blagdon Clean Pond Pods, Clears Blanket Weed, Reduces Filter Cleaning, Feeds Aquatic Plants, Eats Pond Sludge, Removes Chlorine, Makes Tap Water Safe, Pet & Wildlife Safe (pack of 6 pods)
Model
Blagdon Pond Algaway, Removes Blanketweed and String Algae, Pet & Wildlife Safe, Small, Treats 10,740L of Pond Water
Model
Blagdon Green Away Pond Water Treatment, Clears Green Water and Suspended Algae Particles, Natural, Plant Friendly, Safe for Fish, 250 ml, Treats 5,000 Litres of Water,package may vary
Model
API POND ALGAE CURE Control Solution, Safe For Pets When Used As Directed, 237 ml Bottle
Brand
CLEAR waters
Brand
envii
Brand
envii
Brand
Blagdon
Brand
Blagdon
Brand
Blagdon
Brand
API
Reviews
8,836 reviews
Reviews
1,572 reviews
Reviews
12,408 reviews
Reviews
16,032 reviews
Reviews
1,592 reviews
Reviews
21,124 reviews
Reviews
1,200 reviews
Features
Worth the money
9.3
Worth the money
8.6
Worth the money
8.6
Worth the money
8.1
Worth the money
8.6
Worth the money
7.6
Worth the money
8.1
Simple to use
9.9
Simple to use
9.6
Simple to use
9.4
Simple to use
9.4
Simple to use
9.3
Simple to use
9.1
Simple to use
9.3
Simple to take off
9.4
Simple to take off
7.7
Simple to take off
8.4
Simple to take off
8.1
Simple to take off
7.9
Simple to take off
8.4
Simple to take off
7.9
Sheerness
9.4
Sheerness
9.1
Sheerness
8.1
Sheerness
8.9
Sheerness
8.6
Sheerness
8.4
Sheerness
8.6
Tech Specs
Product Dimensions
11 x 11 x 11 cm 1.5 Kilograms
Product Dimensions
-
Product Dimensions
-
Product Dimensions
-
Product Dimensions
-
Product Dimensions
-
Product Dimensions
-
Item weight
1.5 Kilograms
Item weight
-
Item weight
-
Item weight
-
Item weight
-
Item weight
-
Item weight
-
item form
-
item form
Tablets
item form
Gallons
item form
Pods
item form
Liquid
item form
Liquid
item form
Liquid
size
-
size
9 Tablets
size
500ml
size
6 Pouch
size
Small
size
250 ml
size
237 ml Pack of 1
customer reviews
-
customer reviews
4.1 4.1 out of 5 stars 393 ratings 4.1 out of 5 stars
customer reviews
4.1 4.1 out of 5 stars 3, 102 ratings 4.1 out of 5 stars
customer reviews
4.1 4.1 out of 5 stars 4, 008 ratings 4.1 out of 5 stars
customer reviews
4.1 4.1 out of 5 stars 398 ratings 4.1 out of 5 stars
customer reviews
4.0 4.0 out of 5 stars 5, 281 ratings 4.0 out of 5 stars
customer reviews
4.0 4.0 out of 5 stars 300 ratings 4.0 out of 5 stars
Here are the top 3 recommended products with more information to help you find the right product for you
9.9
1
CLEAR waters
ClearWaters Blanket Weed Treatment for Ponds – 1L Bucket to Treat 10,000 / Maintain 80,000L – Quick Action Pond Weed Treament for Blanket Weed – Pond Cleaner Safe for Fish and Wildlife
9.9Simple to use
9.4Simple to take off
9.4Sheerness
Why we love it
100 effective at controlling blanket weed, slime algae, and duckweed
Fast
acting formula starts working within two weeks
Main highlights
Packaging may vary
Not for use in ornamental ponds when frogs/toads spawning as they will want to lay their eggs in the blanked weed. Not for use in public wildlife ponds.
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9.7
2
envii
Envii Winter Pond Treatment – Reduce Sludge, Clears Green Water & Improves Water Clarity, Works at Low Winter Temperatures, Natural Bacteria Treatment for All Ponds – Treats 60,000 Litres
9.6Simple to use
9.1Sheerness
8.6worth the money
Why we love it
Enhances water quality by digesting winter organics.
Effective bacteria at low temperatures ensures winter activity.
Easy to use, natural ingredients, and highly effective.
Main highlights
Works in All Ponds – Winter Pond Treatment can be used in ponds with or without a filtration system. Due to our unique formula, filters are not required to succeed. Alternatively, you can also apply this to your filters should you keep them running all year round.
Works All Winter – Unlike most bacteria treatments, ours works below 4°C to ensure your pond has good bacteria activity all year round. This helps prevent the build up of sludge in spring, helping prevent green water, blanket weed & algae growth in the future.
Safe for All Fish, Wildlife & Plants – Containing only natural ingredients, Winter Pond Treatment is completely safe for all fish including sturgeon & koi, all wildlife and plants.
Large Treatments – One packet will treat up to 60,000 litres, containing 12 tablets. Each tablet treats 5,000 litres and is completely natural, meaning you can’t use to much per treatment.
Clears Sludge & Treats Green Water – Envii Winter Pond Treatment provides billions of beneficial bacteria & enzymes to your pond to help clear & reduce sludge whilst helping clear green water in garden ponds.
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9.6
3
envii
envii Algae Klear Xtra – Blanket Weed Treatment for Ponds, Removes Blanket weed & String Algae Working All Year Round, Safe for all Fish & Plants – 500ml Treats 10,000 litres
9.4Simple to use
8.6worth the money
8.4Simple to take off
Why we love it
Effectively removes algae within weeks.
Safe for fish, wildlife, and plants.
Long-lasting prevention of new algae growth.
Main highlights
Treatments – A 500ml bottle is enough to treat 10,000 litres. We also have a 1L bottle which treats 20,000L & 5L treats 100,000L.
Safe for All Fish – Algae Klear Xtra is completely safe for all fish & plants whilst encouraging the overall health of your pond.
Helps Prevent New Algae – Due to our unique UV light filter, this will help supress the growth of new blanket weed and algae at any temperature.
Fast Acting Treatment – Specifically designed to target and kill all submerged algae effectively within 3 weeks of the first treatment.
Blanket Weed Remover – Algae Klear Xtra safely removes submerged blanket weed and string algae in all ponds. Our algae treatment can be used all year round making it suitable for treatments through winter.
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Our ranking system
The TopChoice.co.uk Team selects top-of-the-line items from a wide selection and conducts rigorous evaluations on almost all the products available on the internet. We rank each product based on how well it matches our criteria. We can ensure that the product is well-tested with the help of our expertise, experts, and artificial intelligence technology. TopChoice.co.uk requires consistent care for the products we review, ensuring that our assessments are always accurate and up to date.
Features
Our team of experts analyzes key attributes, capabilities, significance, and many more depending on the type of product to determine its effectiveness.
Consumer Reviews
We ensure an evaluation of the ratings using references all over the internet for each product. With the help of our AI technology and professional review teams, we give weight to the worth of individual user experiences.
Popularity
Popularity is an important criterion in choosing a product. Several factors contribute to the popularity of the products on our site, including prestige, relevance, reputation, news, and more.
Value for money
TopChoice.co.uk compares product attributes to price, examines tech specs, ratings and reviews, and more.
When compared to other criteria, does the pricing seem reasonable? In order to provide genuine value for money, our team must answer that question with advanced calculations.
Value for money
TopChoice.co.uk compares product attributes to price, examines tech specs, ratings and reviews, and more.
When compared to other criteria, does the pricing seem reasonable? In order to provide genuine value for money, our team must answer that question with advanced calculations.
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9.3 
9.9
1CLEAR waters
100 effective at controlling blanket weed, slime algae, and duckweed
