This enables the new year’s leaves to stay fungus-free. Wouldn’t this be a ... rust control on ornamentals would be helpful. Q: My oak trees are covered in green lichens and light green ...

A Pennsylvania state forestry expert says native pests are causing troublesome impacts to several valuable tree species.

While mold spores may be a lesser-known allergen because you can't see them (compared to Ragweed and Oak pollens), mold can ... Lately, there have been a lot of dead leaves on the ground and ...

Texans can help prevent the spread of oak wilt — one of the deadliest tree diseases in the U.S., responsible for killing millions of trees across 76 Texas counties — ...

The Iowa Department of Natural Resources suggests immediately finishing pruning oak trees to prevent the spread of oak wilt.