Is copper safe to use with fish?

This product is safe for livestock, recreation, potable water and not harmful to most fish when used according to label directions. There are a few exceptions, Copper sulfate is not meant for small deco ponds and is toxic to Koi, Golfish and Trout.

How often should I use Copper Sulfate?

Copper sulfate algae control should be used when algae is present. Wait 14 days between applications and only treat a 1/2 or 1/3 of the pond at a time to recover oxygen levels.

How do I apply this product?

Apply by casting granulars, dragging behind boat in burlap, or dissolve and spray.

How much product do I use?

1.8 lbs of copper will treat up to 15,000 square feet.

When is the best time to treat my pond algae?

Pond algae should be treated when algae is actively growing and water temperatures are above 60F.

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Crystal Blue Copper Sulfate Algaecide - Granular Aquatic Grade Copper Sulfate for Pond Algae Control - 5 Pounds

Product ID: 19409425

Details

Brand
Crystal Blue
Item Form
Granules
Liquid Volume
5 Liters
Manufacturer
Sanco
Unit Count
1.0 Count

🌊Ideal for large bodies of water

🔥Effective above 60°F on active algae

🧪99% pure Copper Sulfate Pentahydrate

376.27 DT

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Sold byAmazon TunisiaDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

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Description

🌿 Clear your pond, clear your mind — algae doesn’t stand a chance!

AQUATIC GRADE PURITY - 99% pure granular formula ensures maximum efficacy.
POWERFUL ALGAE CONTROL - Targets filamentous, string algae & swimmers itch with precision.
EASY GRANULAR DISPERSION - Granular form allows targeted treatment on thick floating algae mats for rapid results.
OPTIMIZED FOR LARGE PONDS - Designed specifically for expansive water bodies, not small decorative ponds.
SAFE APPLICATION GUIDELINES - Use carefully to protect fish oxygen levels and avoid sensitive species like Koi and Goldfish.

Crystal Blue Copper Sulfate Algaecide is a 5-pound granular, aquatic-grade treatment with 99% pure Copper Sulfate Pentahydrate. Engineered for large ponds, it effectively controls various algae types when water temperatures exceed 60°F. Its precise application minimizes harm to fish by avoiding oxygen depletion, making it a trusted solution for professional pond management.

Specifications

ASIN	B000RUN0T6
Allergen Information	Abalone
Best Sellers Rank	#4,002 in Patio, Lawn & Garden ( See Top 100 in Patio, Lawn & Garden ) #21 in Water Garden & Pond Treatment
Brand Name	Crystal Blue
Customer Reviews	4.4 4.4 out of 5 stars (2,430)
Global Trade Identification Number	00768980003335
Included Components	Copper Sulfate
Item Form	Granules
Item Type Name	Algaecide
Liquid Volume	5 Liters
Manufacturer	Sanco Industries
Manufacturer Part Number	333
Model Number	333
Target Species	Fish
UPC	768980003335
Unit Count	1.0 Count
Warranty Description	See label

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376.27 DT

Duties & taxes included

In stock

Sold byAmazon TunisiaDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

Buyer Protection · Full refund if your order doesn't arrive as described.

Desertcart purchases this item on your behalf and handles shipping, customs, and support to Tunisia.

Secure transaction

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TrustScore 4.5 | 7,300+ reviews

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2 weeks ago

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