Bonide Captain Jack’s Copper Fungicide
Best organic disease control for home vegetable and flower gardeners.
This ready-to-use copper fungicide offers broad-spectrum disease control for your garden, making it suitable for organic production and usable right up to harvest. Its convenient spray bottle application makes it easy to protect fruits, vegetables, and ornamentals from common fungal issues like blight and powdery mildew, providing long-lasting defense.
$17.98
at
Groweze
More Captain Jack's Neem Oil options
Who it's for
- Gardeners managing diverse plant diseases with one versatile solution
- Busy homeowners needing quick, mess-free application without measuring
- Organic growers requiring OMRI-listed products for food safety
Who should skip it
- Gardeners living in regions with intense heat and direct sun
- Eco-conscious growers concerned about long-term soil health and microbiology
- Budget-focused gardeners needing cost-effective coverage for large landscapes
Performance breakdown
Application Convenience
Ready-to-use formula eliminates mixing and measuring for immediate garden protection.
Disease Spectrum
Broad-spectrum control effectively manages common blights, spots, and mildews.
Organic Compatibility
Copper-based composition aligns perfectly with organic gardening standards and practices.
Harvest Flexibility
Zero-day pre-harvest interval allows for application right up until picking.
Plant Versatility
Safe for diverse applications across vegetables, fruits, and ornamental flowers.
Coverage Efficiency
Ideal for targeted spot treatments rather than large-scale orchard coverage.
Key Specs
Active Ingredient
Copper
Volume
32 fluid ounces
Formulation Type
Ready-to-Use Spray
Application Method
Foliar Spray
Target Disease or Pest
Fungal Diseases, Powdery Mildew, Blight
Plant Type Compatibility
Vegetables, Fruit Trees, Ornamentals
Mode of Action
Preventative, Curative, Contact
Indoor/Outdoor Use
Outdoor
Organic Certified
Yes
Pollinator Safe
Yes
Know before you buy
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