Q: We have an old green ash tree. About 75 percent of the tree's branches on the north side are dead (brittle and void of leaves). The rest of the branches are healthy. It has good protection from the ...

Midwestern cities face a dilemma: Remove mature ash trees that keep neighborhoods cool or leave them to be devoured by a tiny bug. MINNEAPOLIS — Minnesota’s Twin Cities are widely recognized as summer ...

Winter isn’t the ideal season for pruning trees in Upstate New York, but it’s the best time to cut scion or twigs from ash trees in parts of the state where the species has been all but wiped out.

Dec. 7—When forestry crews in Portland first found the invasive Emerald Ash Borer in Payson Park in 2019, they were relieved to not find any damage caused by the bright green beetle to the city's ...

Abiotic problems can be just as hazardous to plant life as disease and insect pests. Last week I wrote about the widespread concern over fungal rust in ash trees. This week’s popular question focuses ...