A healthy hemlock has now turned brown. I don’t see evidence of woolly adelgid. The tree is one of three hemlocks and is the only one turning brown. I have attached several photos. Further, the entire tree is brown and…
I have a globe blue spruce on which the needles have begun turning brown. It looked very healthy earlier in the spring. It is in a garden facing north that has quite heavy clay soil. It is about three years…