Discover the major common tree diseases in the United States. Armillaria attacks both hardwoods and softwoods and causes either yellowing leaves or browning needles. Wood that is decaying from ...

The fungus survives the winter on fallen leaves ... To protect ornamental trees, the leaves of affected trees should be carefully collected and destroyed by burning or composting.

Fight leaf spot fungus with fungicide treatments and early prevention Black or brown leaf spots on magnolia leaves can develop when the tree grows under stress, Like many ornamental trees and ...

As the leaves drop from the tree, remove them from the ground below it and either destroy or compost them to limit the spread ...

Maryland's beech trees face worsening disease outbreak. Learn signs, mitigation tips and how to report sightings to safeguard ...

We have a problem with our lone Japanese Maple tree in our front flower bed. We think it has a fungus, and we're not really ...

This humidity-loving fungus can be controlled only if moisture can be controlled. Don't plant trees in heavily-shaded ... Do not compost infected branches or leaves. The spores will remain in ...

The fungus provides support and protection ... During the summer the leaves of deciduous trees, which drop their leaves in winter, provide shade to help retain moisture. During the winter leaf ...

Homeowners can slow the spread of these diseases by raking and bagging up leaves, Calderwood said. The Department of Agriculture is "monitoring maple trees in the Capital Region and across the ...

It's wiping out Patrick Long's trees. The fungus killed each of these trees and coding mailboxes, playground equipment, leaves, barn roofs, even rocks. You can see how the fungus has completely ...