Bonide Captain Jack's Fungicide

Yes, it is formulated for use on a wide variety of vegetables, fruits, and ornamentals. Because it is organic-compliant, it is a suitable choice for edible crops, provided you follow the label instructions regarding application timing.

The copper acts as a protective barrier on the surface of the leaves. This barrier prevents fungal spores from germinating and spreading, effectively stopping diseases like blight, mildew, and leaf spot before they can damage your plants.

Yes, as this is a concentrated formula, you must mix it with water according to the instructions on the bottle before use. Once diluted, you can apply it using a standard garden sprayer.

Captain Jack's Fungicide is most effective as a preventative measure or when applied at the very first sign of disease. While it can help manage existing issues, it cannot reverse damage that has already occurred on severely infected foliage.

Frequency depends on the severity of the disease and weather conditions, but generally, you should reapply every 7 to 10 days. Always check the label for specific guidance, especially after heavy rainfall, which can wash the protective coating off the leaves.