Bonide Captain Jack’s Liquid Copper Fungicide Ready-to-Use
Protect your carefully cultivated plants from fungal diseases using Bonide® Captain Jack's™ Copper Fungicide. This ready-to-use formula effectively controls common issues like early and late blight, leaf spots, downy mildew, and anthracnose. It is suitable for use on vegetable, flower, ornamental, and fruit plants, making it an excellent addition to any organic gardening collection. Ensure the health and success of your garden across multiple seasons with this reliable copper-based treatment.
$17.98
Owner Satisfaction
4.3
/ 5
Category Rank
367
/ 393
#367 in Disease Control
Price vs Category Average
-84%
Below average
Brand
Bonide
/ Bonide
Who it's for
- Broad-Spectrum Disease Control
- Convenient Ready-to-Use Formulation
- Approved for Organic Gardening
Who should skip it
- Risk of Phytotoxicity
- Potential for Soil Accumulation
- Higher Cost per Application
Key Specs
Brand
Bonide
Container Size
1 Quart
Active Ingredient
Copper
Formulation Type
Ready-to-Use
Pest Type Targeted
Fungus, Disease
Application Method
Foliar Spray
Coverage Area
7 square yards per 22 fl. oz.
Pre-Harvest Interval
Day of harvest
Features
- Ready-to-use formulation for immediate application
- Controls a wide spectrum of fungal diseases
- Safe for use on vegetables, flowers, ornamentals, and fruit plants
- Supports organic gardening practices
What customers say
Customers highly value Bonide Captain Jack’s Liquid Copper Fungicide for its robust effectiveness against common diseases like mildew and blight. The Ready to Use format is praised for offering immediate convenience, appealing greatly to home gardeners. Users note visible plant health improvements quickly after application, especially when used preventatively. Its OMRI listing further attracts environmentally conscious buyers. The main drawback noted is the higher cost of the RTU version compared to concentrates, which impacts value for large areas. While effective, diligent reapplication is sometimes required after rain. Overall, the product delivers reliable, high-quality results, making it a trusted solution for fungal control on valuable plants.
Know before you buy
Yes. This fungicide has a zero-day pre-harvest interval, meaning you can safely harvest your vegetables on the same day you apply the treatment.
It is formulated for use on a wide variety of vegetables, flowers, ornamentals, and fruit plants. However, always check your specific plant variety for sensitivity before applying to the entire garden.
No. This is a ready-to-use formula, so you can apply it directly to your plants using the spray bottle without any additional preparation.
It is effective against a broad spectrum of common garden issues, including early and late blight, leaf spots, downy mildew, and anthracnose.
Yes, this product is compliant with organic gardening practices, making it a suitable choice for those looking to maintain their garden without synthetic chemicals.
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