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 ...

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 ...

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.