BONIDE Copper Fungicide Dust
Best organic disease control for home vegetable and fruit gardeners.
Combat diseases in your lawn and home garden with Bonide Copper Fungicide. This ready-to-use product controls diseases on a variety of plants including potatoes, tomatoes, fruits, vegetables, herbs, flowering shrubs, and shade trees. The active ingredient, Basic Copper Sulfate, serves as a modern Bordeaux replacement. It is approved for organic gardening and can be used right up until the day of harvest. This fungicide effectively controls many common garden diseases such as powdery mildew, downy mildew, black spot, early blight, and peach leaf curl. It is conveniently ready-to-use as a dust or can be mixed with water to create a spray solution.
$11.99
More Copper Fungicide Options
Owner Satisfaction
4.6
/ 5
Category Rank
357
/ 1717
#357 in Pesticides
Price vs Category Average
-73%
Below average
Active Ingredient
Basic Copper Sulfate
/ Basic Copper Sulfate
Who it's for
- Gardeners managing diverse fungal and bacterial plant issues
- Busy growers wanting quick, no-mix application methods
- Organic enthusiasts seeking natural, mineral-based disease control
Who should skip it
- Safety-conscious users wanting to avoid respiratory protection and messy cleanup
- Gardeners in rainy climates needing long-lasting, weather-resistant protection
- Environmentalists concerned about long-term soil health and copper accumulation
Performance breakdown
Disease Control Efficacy
Reliably stops common fungal pathogens like blight and powdery mildew.
Application Versatility
Seamlessly transitions between dry dusting and liquid spray application methods.
Organic Compliance
Fully certified for use in organic gardening and food production.
Harvest Safety
Minimal waiting period allows for application right up until harvest day.
Plant Compatibility
Broad spectrum protection covers everything from delicate herbs to shade trees.
Ease of Preparation
Ready-to-use formula eliminates the need for complex mixing or measuring.
Key Specs
Active Ingredient
Basic Copper Sulfate
Available Sizes
1 lb. and 4 lb.
Application
Ready-to-use dust or mix with water for spray application
Organic Gardening Approved
Container Volume
32 ounces
Features
- Controls and prevents common fungal diseases effectively
- Approved for use in organic production systems
- Can be applied up until the day of harvest
- Functions as a modern replacement for Bordeaux mixture
- Versatile application as either a dust or a spray
- Protects a wide range of plants including fruits, vegetables, and trees
What customers say
Gardeners consistently praise the BONIDE Copper Fungicide Dust for its powerful reliability in controlling a wide range of plant diseases. The primary appeal is its straightforward ease of use; users appreciate the simple dusting application which requires no mixing or specialized spraying equipment. Customers report significant success in treating common issues like blight and leaf spot across vegetables and ornamentals. This proven effectiveness and strong value proposition establish the product as a trusted, efficient staple for both preventative and curative garden care.
Know before you buy
Yes, this fungicide is approved for use right up until the day of harvest, making it safe for your edible crops.
Yes, Bonide Copper Fungicide is approved for use in organic production systems.
It is versatile and can be used both ways. You can apply it as a ready-to-use dust or mix it with water to create a spray solution.
It is effective against a variety of common fungal issues, including powdery mildew, downy mildew, black spot, early blight, and peach leaf curl.
This product serves as a modern, convenient replacement for traditional Bordeaux mixture, offering similar protective benefits with easier application.
It is safe for a wide range of plants, including potatoes, tomatoes, various fruits and vegetables, herbs, flowering shrubs, and shade trees.
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