Grass and vegetation against the trunk of a stone fruit tree provides a humid and secluded place for female borer moths to lay their eggs. Grass against a trunk also increases the likelihood of string ...

We have a purple plum tree that has given us very tasty plums for a number of years. This year, however, its branches are burdened down with hundreds of plums that won't ripen. The plums are various ...

Q: I have been cutting off the dead branches on borer-infested trees. Should I burn or dispose of these dead branches? A: Flat-headed borers can get in the sunburned limbs and young trunks of peach, ...

Nick Kelly spoke with a tree & conservation expert on how to identify and deal with Emerald Ash Borers.

Q: I have a palm tree that is starting to shed its outer layer. It looks terrible. We were told about 10 years ago not to skin palm trees because of borers. Is this correct? A: I am not sure which ...

Q: We have four aspens that were planted in the last two to three years. One of the trees has sap damage in a number of areas. It has leafed out and looks healthy otherwise. The damage looks like a ...

There’s a tree killer on the loose in Oregon, and nobody knows how to stop it. An invasive green beetle called the emerald ash borer arrived in the Midwest from Asia, and it’s killed over 100 million ...