Q: The leaves of our four-year-old pagoda dogwood tree started curling in July, although it was well-watered during dry periods. The curling started on the south side and now the majority of the ...

Q. Two of my trees are having problems. One is a sour cherry tree - it is losing most of its leaves and the leaves it has have spots on them. It also has leaf buds that are forming. The other is a ...