The different species of fungus Gymnosporangium cause apple rust diseases by infecting rust fungi. Use the Black Knot Be Gone with natural ingredients to recover your trees & helps in apple rust disease treatment too. You can apply black knot be gone any time the tree is absorbing nutrients up through the root system, early spring to late fall. Order at $23.99. Contact: 607-343-7781.

The different species of fungus Gymnosporangium causes the apple rust diseases with infecting by rust fungi. Black Knot Be Gone provides unique products to recover your trees & helps in apple rust disease treatment too. You can apply black knot be gone any time the tree is absorbing nutrients up through the root system, early spring to late fall. Order at $23.99. Contact: 607-343-7781.

The Golden Delicious apples are getting bigger day by day. They will make great cider in a few short weeks. But eating one fresh off the tree? No thank you. They are covered once again with the telltale blotches of “cedar-apple rust.” This is a common disease that is spread back and forth from cedar trees to apple trees, and vice versa.

In cedar trees, the fungus Gymnosporangium…