SKU: 58838040643
copper sulfate aquatic herbicide

copper sulfate aquatic herbicide Crystal Blue Copper Sulfate 5 lb

Sale price$25.54 Regular price$28.38
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USA
  • USA
  • CAN

Ships within 48 hours · Estimated delivery Sep 6 - Sep 11

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Description

copper sulfate aquatic herbicide Crystal Blue Copper Sulfate 5 lbCopper Sulfate Smart Crystals are the perfect solution for eliminating filamentous or string algae. At water temperatures of 60F or higher, it is safe to use on most varieties of fish (with some restrictions). This product is best applied in three ways: broadcasting, burlap bag dragging, or hot water spraying. We particularly suggest dissolving the crystals in hot water and then spraying the actively growing algae. Remember, always treat just half of

Copper Sulfate Smart Crystals are the perfect solution for eliminating filamentous or string algae. At water temperatures of 60F or higher, it is safe to use on most varieties of fish (with some restrictions). This product is best applied in three ways: broadcasting, burlap bag dragging, or hot-water spraying. We particularly suggest dissolving the crystals in hot water and then spraying the actively growing algae. Remember, always treat just half of the pond to prevent oxygen depletion due to algae death! 

This product is classified as state-restricted use in CT, NJ, for sale and use only by licensed applicators (your entire order will manually be canceled if you live in a listed state and add this product to the cart without a license number). Not for sale in CA. Not for sale in NY.

  • Treatment Area 

    Smart Crystals

    2,500 square feet

    0.3lbs

    5,000 square feet

    0.6lbs

    10,000 square feet

    1.2lbs

    15,000 square feet

    1.8lbs


    *Above rates are recommendations.  Always be sure to read the product label before you apply your pond algae treatment.       

  • Treat every 14 days
  • Apply by casting granules, dragging behind the boat in burlap, or dissolving and spraying
  • Do Not Use Copper Sulfate Pond Algae Control with KOI or Goldfish

        View Product Label
        View SDS for Copper Sulfate

        Copper Sulfate Pond Algae Control Shipping Restrictions

        This product has shipping restrictions and can only be shipped to the following places: IN, AL, AZ, AK, CA, CO, DE, D.C., FL, GA, ID, IL, IA, KS, KY, LA, ME, MD, MA, MI, MN, MS, MS, MT, NE, NA, NH, NM, NC, ND, OH, OK, OR, PA, RI, SC, SD, TN, TX, UT, VA, WA, WV, WI, and WY.

        Shipping Notes
        • Free Standard Shipping on $100+ Orders to the USA.
        • Except Preorder products are shipped in 48 hours.
        • Delivery to the USA:
        1. Standard Shipping : 3-10 business days
        • If time is of the essence, please consider selecting expedited delivery for faster service.
        Exchange/Return Notes
        • We offer a 30-day return/exchange service after receiving.
        • Final sale items are not eligible for returns or exchanges.
        • To process your return/exchange, please contact us at [email protected]
        • Please click here for more details>>> Return & Exchange Policy
        SKU: 58838040643

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        4.5 ★★★★★
        Based on 11 reviews
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        M
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        MK
        Lowell, US
        ★★★★★ 5
        Very impressive and cute carrying case
        Size: 12.9 inch, Color: Purple Starry Sky, Size: 12.9 inch, Color: Purple Starry Sky
        I've been looking for the "perfect" ipad carrying pouch for a while now and this one is the closest I've found. I use my ipad primarily for art so I always have a stylus, a sketchbook and various odds and ends with me. My 13 inch ipad while in it's bumper case fits in the sleeve easily without the stylus attached and in the main compartment with the stylus attached. There is also enough room for an extra sketchbook/kindle/keyboard in the main part of the bag The zipper quality is nice and I like the feel of the zipper pulls. The handle on the top is very convenient. The crossbody strap is the only thing I'd be a little concerned about because the attachment hardware is plastic but it doesn't feel flimsy at all. The padding is a good amount and I think I would feel safe with my ipad in it with a less robust or even no case. Also I'm just really happy that it had some fun and cool colors available, I'm tempted to pick up a more 'business like' color in the future.
        WAS THIS REVIEW HELPFUL?YesReportShare
        Reviewed in the United States on July 24, 2025
        S
        Verified Purchase
        sherif zaki
        Battle Creek, US
        ★★★★★ 5
        Superior Protection and Versatility
        Size: 9-11 inch, Color: Indigo
        The MoKo 9-11 Inch Tablet Sleeve Bag is an exceptional carrying case designed to protect and transport a wide range of tablets, including the iPad Pro 11 inch, iPad 10th 10.9, iPad 9/8/7th Generation 10.2, iPad Air 5/4th 10.9, iPad 9.7, and Tab S8/S9 11". This indigo sleeve bag stands out for its quality, design, and functionality, making it a top choice for tablet users. One of the most notable features of this sleeve bag is its durable construction. The exterior is made from high-quality materials that provide excellent protection against scratches, dust, and minor impacts. The interior is soft and padded, ensuring that your tablet remains safe and secure during transport. The design of the MoKo tablet sleeve is both practical and stylish. The indigo color adds a touch of sophistication, while the sleek and compact design makes it easy to carry around. The bag includes a handle and a detachable shoulder strap, offering multiple carrying options to suit your preferences and needs. In addition to its protective features, the sleeve bag offers ample storage space. It includes additional pockets for accessories such as chargers, cables, and pens, keeping everything organized and easily accessible. This added convenience makes it an ideal choice for students, professionals, and anyone on the go. The sleeve bag is designed to fit a variety of tablet models perfectly, ensuring a snug and secure fit. This versatility makes it a valuable accessory for users who own multiple devices or plan to upgrade in the future. In summary, the MoKo 9-11 Inch Tablet Sleeve Bag excels in providing superior protection, style, and convenience for a wide range of tablets. Its durable construction, practical design, and versatile carrying options make it a highly recommended accessory. This tablet sleeve bag truly deserves a 5-star rating for its exceptional quality and performance.
        WAS THIS REVIEW HELPFUL?YesReportShare
        Reviewed in the United States on July 28, 2024
        A
        Verified Purchase
        A. Deitz
        New York, US
        ★★★★★ 4
        Nice sleeve
        Size: 13.3-14 inch, Color: Apricot Flower
        Bought this for my 14" HP Omnibook 5 and it fits perfectly. I would have preferred double zippers for security and easy of opening, especially the front pocket with its giant flap. Having both grab handles and a shoulder strap is ideal, even though attaching the shoulder strap is difficult. Overall, it's cute (I got the apricot blossom pattern) and functional.
        WAS THIS REVIEW HELPFUL?YesReportShare
        Reviewed in the United States on November 24, 2025
        I
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        IloveAmazon
        Lexington, US
        ★★★★★ 5
        A Great Buy And Very Pretty
        Size: 9-11 inch, Color: Blue Bohemia
        I just love this tablet sleeve bag! The boho design is so pretty, and the sleeve bag is very well-made, with inside padding. The zipper is easy to open and close-- love the shoulder strap, too. A quality purchase all around.
        WAS THIS REVIEW HELPFUL?YesReportShare
        Reviewed in the United States on June 6, 2026
        D
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        D. Dubya
        Alexandria, US
        ★★★★★ 5
        Better than I expected and sturdy too
        Size: 9-11 inch, Color: Cloudy Blue
        I love it so much I bought 2 more and got one for a friend. It’s the perfect size for my iPad. The charger and cord. Pens and paper and a small/ paper back book. The strap is adjustable and can be removed and stored in the inside pocket. Plus the variety of colors and patterns is great as well. Makes a great gift for someone who is hard to buy for.
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        Reviewed in the United States on May 29, 2026

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