In controlling these pests, there are many substances that we can use. The chart below shows the different forms of control used in our organic apple orchard. To see application rates and times, click on Third Leaf and then click on Sprays. Sulfur is a protectant. It must be present to function.
Sulfur kills fungal cells by taking up electrons to form hydrogen sulfide.
This vapor is deadly to mites. San Jose scale Sulfur is a protectant. It must be present to function. Sulfur kills fungal cells by taking up electrons to form hydrogen sulfide. This vapor is deadly to mites, and scale.