• Cutrine® Plus Granular Algaecide is ideal for bottom-growing filamentous algae, and benthic algae such as Chara and Nitella. Also effective in controlling the rooted aquatic plant, Hydrilla. 
    • Rapid sinking granules for targeted delivery to bottom-growing algae
    • Visible reduction of algae growth 1-2 days
    • Chelating agents prevent the precipitation of copper with carbonates and bicarbonates in the water for longer activity
    • Stays active in the water longer than copper sulfate
    • Ideal for algae in deeper waters or bottom growing algae - use Cutrine® Plus Algaecide (liquid) for algae on the surface or in the water column

  • Product Details

    • Available in 12 pound containers (4 units per case) and 30 pound bags
    • Chelated elemental copper formula​ 
    • US EPA Registration No. 8959-12

  • Application

    Mix and apply with a spreader or hand scoop to desired area. 
    For use in residential ponds and small lakes to control underwater, stringy-filamentous algae.

  • Regulatory

    Once treated, water is safe for consumption for animals and livestock and may be used for swimming purposes.
  • This product is registered with the U.S. Environmental Protection Agency (USEPA) in the following states. Registration status may be subject to change.
    For specifics on aquatic pesticide application permitting, contact your local state agency. Click here for a list of agencies.
    Alabama
    Alaska
    Arizona
    Arkansas
    California
    Colorado
    ​Connecticut
    Delaware
    Florida*
    Georgia
    Hawaii
    Idaho
    Illinois
    Indiana
    Iowa
    Kansas
    Kentucky
    Louisiana
    Maine
    Maryland
    ​    Massachusetts
    Michigan
    Minnesota
    Mississippi
    Missouri
    Montana
    Nebraska
    Nevada
    New Hampshire
    New Jersey
    New Mexico
    New York
    North Carolina
    North Dakota
    Ohio
    Oklahoma
    Oregon
    Pennsylvania
    Rhode Island
    South Carolina
    South Dakota
    Tennessee
    Texas
    Utah
    Vermont
    Virginia
    Washington
    West Virginia
    Wisconsin
    Wyoming
    Puerto Rico (30 lb only)

    ​

Rapidly sinking granular provide fast, targeted results

Granular products sink to control targeted problematic species, providing a more efficient uptake of the product. Cutrine® Plus Granular Algaecide sinks rapidly, then the chelated copper is released over time for optimal algae control.

Starry Stonewort, the macro-algae that
INVADES LAKES,
HARMS NATIVE SPECIES,
& INHIBITS WATER ACTIVITIES.

Field trials show efficacy controlling the nuisance, invasive Starry Stonewort.

Water Care Solutions

As the lake and pond care experts for over 50 years, we are dedicated to providing complete solutions for your water.