Conversely, copper fungicide should not be something you reach for when minimal marks/spots appear on leaves as this could be controlled by trimming or pruning the affected areas and monitoring for possible spread.

Bonide Liquid Copper Fungicide Ready to Spray - LabelSDS Bonide Liquid Copper Fungicide Ready to Spray - LabelSDS

It is easy to apply as it comes in spray-bottles that allow you to save the time you would otherwise invest in pouring the solution in a different container.

Incorporate water with the fungicide in a ratio of one gallon to three gallons for small saplings, 6 gallons for medium-sized greenery, and 9 gallons for large fruit trees. To get the most control out of your sprays, start spraying before the disease is visible and when it’s first visible on the plant. Copper is a metal that comes from the earth, so if you prefer using organic methods, it’s safe to use, and most brands of copper fungicide are OMRI-rated and as such approved for use in organic settings. The main snag of copper fungicide is that it doesn’t break down in the soil as quickly as other fungicide products do, so knowing precisely how, where, and when to apply the stuff is key to treating the early stages of plant disease without killing the plant itself!

Fungicide for Fruit Trees | Gardening Adviser The Best Fungicide for Fruit Trees | Gardening Adviser

When it comes to vegetables, you can apply this fungicide on tomatoes, onions, beans, potatoes, corn, and plenty more. Don’t apply a systemic fungicide (one absorbed through the roots) within 30 days of using a foliar spray containing bordeaux mix of lime-sulfur plus chlorine (Copper Sulfate). If you are looking for a solution that can efficiently protect your nice-looking lawn, this might be it.Some of the most common and dangerous diseases this product can treat include rusts, gray leaf spot, summer patch, brown patch, powdery mildew, and anthracnose.

Copper Fungicide: Treating Disease Organically - Epic Gardening

Multiple applications might be necessary, especially if you don’t intervene at the early signs of the disease.Injecting or drenching it into the soil for 14-21 days assures its effectiveness by allowing the sapling’s rhizome system to absorb it from the clod. Moreover, there is a large spectrum of fungal diseases that can affect plants and they manifest differently, making it even more difficult to choose a proper fungicide. This makes it a good investment, given that you can deal both with fungi and with insects by applying the same spray throughout the garden. Copper products don’t break down in the soil in the same way or with the same speed that many other products do. Even if it rains outside, this product won’t simply wash off and it will continue to protect the plants and kill pests.

Copper Fungicide Dust - Bonide

Don’t put it on new growth because it will be more susceptible to injury since it won’t have a protective waxy coating on the leaves.

The mode of action is through disruption or inhibition of growth, by binding to the fungal cell wall and inhibiting enzymes. However, it’s critical to read the label directions carefully to determine rate of application for each specific product. I had applied other "safe" fungicides prior to using Bonide Liquid Copper Fungicide with very poor results.