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: 716496065

Details

Brand
Crystal Blue
Item form
Granules
Item weight
2.24 Kilograms
Liquid volume
5 Liters
Unit count
1 Count

🦠99% pure copper sulfate

⚖️5 lbs granular power

🌡️Effective above 60°F

92608CFA

Duties & taxes included

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Sold byAmazon SenegalDelivered 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% Copper Sulfate Pentahydrate ensures professional-grade effectiveness.
PRECISION ALGAE CONTROL - Targets filamentous & string algae with surgical accuracy.
SAFE APPLICATION PROTOCOL - Treat half the pond at a time to protect aquatic life and oxygen levels.
VERSATILE APPLICATION METHODS - Broadcast, drag in burlap bag, or dissolve & spray for tailored treatment.
OPTIMAL TEMPERATURE ACTIVATION - Works best in water temps above 60°F for maximum impact.

Crystal Blue Copper Sulfate is a 5-pound granular algaecide with 99% purity, designed for large ponds to control filamentous and string algae. Best used in water temperatures above 60°F, it offers versatile application methods and requires careful dosing to maintain oxygen levels and protect sensitive fish species.

Specifications

ASIN	B000RUN0T6
Allergen Information	Abalone
Brand Name	Crystal Blue
Customer Reviews	4.4 4.4 out of 5 stars (2,372)
Global Trade Identification Number	00768980003335
Included Components	Copper Sulfate
Item Form	Granules
Item Type Name	Algaecide
Item Weight	2.24 Kilograms
Liquid Volume	5 Liters
Manufacturer	Sanco Industries
Manufacturer Part Number	333
Model Number	333
Number of Items	1
Pet Type	Fish
Target Species	Fish
UPC	768980003335
Unit Count	1 Count

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