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Cutrine Plus Algaecide


Double-chelated copper solution effective against a wide variety of algal species. Cutrine-Plus® features a double-chelate formulation that keeps the product in the water column longer increasing contact and effectiveness. Cutrine-Plus® is the only patented chelated copper algaecide on the market today!



AQUA DOC Best Seller!

  • Liquid copper-based formulation with chelating agents to prevent precipitation of copper with carbonates and bicarbonates in water
    • chelation increases contact time which increases the effectiveness of the product
  • Effectively controls a broad range of algae including:
    • Planktonic (suspended)
      • Cyanobacteria
      • Green algae
      • Golden algae
      • Diatoms
    • Filamentous (mat-forming)
      • Green algae
        • Spirogyra
        • Cladophora
    • Benthic (bottom growing)
      • Chara
      • Nitella
  • Shown to be effective in controlling Hydrilla verticillata (rooted aquatic plant)
  • Shows Results in 24-48 Hours
  • Water may be used for swimming, fishing, further potable water treatment, livestock watering or irrigation of turf, ornamental plants or crops after treatment
  • Registered for use in potable water reservoirs, farm, fish, and industrial ponds,  fish hatcheries, irrigation conveyance systems, ditches, canals, and golf course water hazards
  • Best applied directly on the target if the nuisance is in small quantities or spread with a backpack sprayer for larger amounts of nuisance growth
  • For best results, combine with a surfactant like Cide-Kick II
  • Available in 1 Gallon and 2.5 Gallon
  • Due to governmental restrictions, we do not ship EPA registered herbicides and algaecides to the following states: AK, CA, CT, DE, HI, NH, NJ, MA, MD, ME, OR, RI, WA, & VT.  *Restricted use pesticide in Michigan and New York. Must provide a copy of your pesticides applicators license prior to purchasing this product in Michigan or New York.
  • See Product Label and Safety Data Sheet below for usage directions.  Use only as directed.

Learn More

Cutrine Plus Product Label

Cutrine Plus Safety Data Sheet


Additional information

Weight23 lbs
Dimensions12 × 12 × 12 in

1 gallon, 2.5 gallon


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