Disease Control

Bonide Copper Fungicide

Copper Fungicide is Bonide's patented, copper formulation designed to protect a wide variety of plants from diseases like blight, powdery mildew, black spot and others. Available in three varieties for your convenience (ready-to-use, concentrate, and dust).  Copper Fungicide can be used to protect roses and a list of other plants, fruits and vegetables.

Contains Cueva™ Fungicide Concentrate, a trademark of W. Neudorff GmbH KG.

Bonide Copper Fungicide Benefits

  • Can be used up to the day of harvest.
  • Available in convenient Concentrated, Ready-To-Use, and Dust formulations.

Plants and Diseases Covered By Bonide Copper Fungicide

Copper Fungicide can be used on a wide variety of plants from ornamentals to turf and trees and many fruits and vegetables. It can protect plants from downy mildew, white rust, bacterial leaf blight, black rot, and many others.

See labels for full list of coverages.

Bonide Copper Fungicide Application Instructions

Start applying before disease is visible or when disease is first visible on the plant. Spray all plant parts thoroughly (top and bottom of leaves), and repeat every 7 to 10 days unless directed otherwise. See label for exact rates.

Bonide Copper Fungicide Active Ingredients & Sizes

Ready to Use

This ready-to-use spray bottle is a convenient way to spray a lower quantity of plants. 22 fl. oz. will cover 7 square yards.

Active Ingredient

Copper Octanoate (Copper Soap).............................0.08%

Sizes

  • 1 Quart (Covers 10 square yards).

Concentrate

The concentrated formulation should be applied at a rate of 1.1 to 2.3 gallons of water per 1,000 square feet.

Active Ingredient

Copper Octanoate (Copper Soap)...........................................................................10%

Sizes

  • 1 Pint (Covers 8,000-32,000 sq. ft.).

Spray or Dust

Applied as a dust, Copper Fungicide should be used when wind is very light or absent. Consult the label for mixing ratios.

Active Ingredient

Basic Copper Sulfate.....................................................................7.00%

Sizes

  • 1 lb.
  • 5 lbs.

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