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    Submersed Weeds

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    • Sonar Infinity Aquatic Herbicide 22 oz – Fluridone Granules for Duckweed, Hydrilla, Coontail & Naiad Control – Safe for Fish, Pets, and Livestock

      Sonar Infinity

      Sonar Infinity

      Granular aquatic herbicide for long-term control of hydrilla, coontail, naiad & more. DIY-friendly, fish-safe, and season-long weed...
      Regular price $301.34
      Sale price $301.34 Regular price $0.00
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    • Sonar One 5 lbs – Fluridone Pellets for Systemic Control of Hydrilla, Coontail, and Naiad – Long-Lasting Pond & Lake Herbicide Safe for Fish & Pets

      SonarOne®

      SonarOne®

      Slow-release fluridone pellets for controlling hydrilla, coontail, naiad, and elodea. Long-term, fish-safe weed control for ponds and...
      Regular price From $303.39
      Sale price $303.39 Regular price $0.00
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    • Sonar Q Aquatic Herbicide 5 lbs – Fluridone Pellets for Hydrilla, Coontail, Duckweed, Naiad – Safe, Slow-Release Weed Control for Ponds & Lakes

      Sonar® Q 5 Pound Bottle

      Sonar® Q 5 Pound Bottle

      Slow-release fluridone pellets for long-term control of hydrilla, coontail, naiad, and duckweed. Easy broadcast treatment, safe for...
      Regular price $301.34
      Sale price $301.34 Regular price $0.00
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    • Sonar RTU 1 Quart – Ready-to-Use Aquatic Herbicide for Duckweed and Hydrilla Control, Fluridone-Based, Pond Weed Killer Safe for Fish and Pets

      Sonar® RTU

      Sonar® RTU

      No-mix, ready-to-use pond herbicide for season-long control of duckweed, hydrilla, and other invasive weeds. Safe for fish...
      Regular price $141.44
      Sale price $141.44 Regular price $0.00
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    • Sonar Genesis 1 Gallon – Fast-Acting Aquatic Herbicide for Duckweed, Watermeal, Hydrilla & Coontail – Systemic Fluridone Treatment for Ponds and Lakes

      Sonar® Genesis

      Sonar® Genesis

      Fast-acting aquatic herbicide for duckweed, hydrilla, coontail & more. Spray-on fluridone formula for quick, season-long weed control....
      Regular price $348.45
      Sale price $348.45 Regular price $0.00
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    • Sonar A.S. Aquatic Herbicide – Liquid Fluridone Weed Control for Duckweed, Hydrilla & Coontail – Fish Safe, Long-Lasting Pond Treatment

      Sonar® A.S.

      Sonar® A.S.

      Liquid fluridone herbicide for systemic control of duckweed, hydrilla, and coontail. Safe, long-lasting DIY treatment for ponds...
      Regular price From $300.31
      Sale price $300.31 Regular price $0.00
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    • Clearcast Aquatic Herbicide 2.5 Gallon and 1 quart – Systemic Weed Control for Cattails, Floating & Submerged Plants – EPA-Approved, Fish & Wildlife Safe

      Clearcast®

      Clearcast®

      The industry standard for cattail control. Systemic aquatic herbicide for cattails, alligator weed, and more. EPA-approved, fish-safe...
      Regular price From $129.14
      Sale price $129.14 Regular price $0.00
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    • Renovate 3 Aquatic Herbicide 1 Quart – Liquid Triclopyr Spray for Milfoil, Bladderwort & Primrose – Systemic Broadleaf Control

      Renovate® 3 - 1 Quart

      Renovate® 3 - 1 Quart

      A specialized liquid formulation that attacks the leaves and stems of aquatic weeds. Liquid aquatic herbicide for...
      Regular price $69.69
      Sale price $69.69 Regular price $0.00
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    • Renovate OTF 10 lbs – Granular Aquatic Herbicide for Milfoil, Primrose & Bladderwort – Systemic Broadleaf Weed Control, EPA Approved

      Renovate® OTF 10 Pound Pail

      Renovate® OTF 10 Pound Pail

      A dust-free, odorless, easy-to-apply granule for weeds. Granular aquatic herbicide for bladderwort, milfoil, and primrose. Root-targeting, fast-acting...
      Regular price $92.24
      Sale price $92.24 Regular price $0.00
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    • Nautique Aquatic Herbicide – Fast-Acting Contact Weed Killer for Ponds & Lakes – Copper-Based, No Water Use Restrictions

      Nautique® 1 Gallon Bottle

      Nautique® 1 Gallon Bottle

      Fast-acting contact herbicide for rapid aquatic weed knockdown. Copper-based formula with no water restrictions—ideal for shoreline and...
      Regular price $65.59
      Sale price $65.59 Regular price $0.00
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    • Weedtrine D Aquatic Herbicide 1 Gallon – Diquat Spray for Duckweed, Floating & Emergent Weeds – Fast-Acting Shoreline Treatment

      Weedtrine® D Aquatic Herbicide 1GAL

      Weedtrine® D Aquatic Herbicide 1GAL

      Fast results on a broad range of aquatic weeds. Fast-acting aquatic herbicide for duckweed and shoreline weeds....
      Regular price $97.36
      Sale price $97.36 Regular price $0.00
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    • Aquashade Blue Pond Dye 2.5 and 1  Gallon – EPA-Approved Colorant and Sunlight Blocker for Algae and Weed Control – Safe for Fish and Swimming

      Aquashade® Aquatic Plant Growth Control

      Aquashade® Aquatic Plant Growth Control

      Three-in-one colorant that also serves as an algaecide and herbicide. EPA-approved blue pond dye that blocks sunlight...
      Regular price From $64.56
      Sale price $64.56 Regular price $0.00
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    • Submersed Weeds

      Not sure what you're looking for?

      Identify and manage your aquatic weed problem with SePRO's Aquatic Weed Identification Guide.

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        Disclaimer
        Some states have special restrictions on the use of aquatic herbicides and algaecides. Therefore, Sonar, Renovate 3, Captain, AquaPro and Nautique cannot be sold through SePRO's direct consumer business in AK, CA, CT, ME, NJ, NY and WA. Revive, SePRO Blue and Natural Reflection can be sold in these states. Consult with appropriate state or local water authorities before applying these products. Some states may require an aquatic permit, notification prior to application, or have other conditions of use for aquatic products. VISA, MasterCard, Discover and American Express cards accepted. SePRO Corporation reserves the right, to be exercised at its sole discretion, to revise prices, limit quantities and correct pricing errors. Special offers and/or discounts are valid only at the time of order. Customer is responsible for collection fees, court costs and reasonable attorney fees to collect an unpaid account.
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