Q: We have 3 dwarf Alberta spruces about ten years old planted in front of
2 are in perfect condition one has started to turn brown starting at the
and down the right side. No sign of bugs. What can I do to correct the
It may have developed a girdling root around the trunk at or below ground
level, so this is the first thing I'd look for. Also inspect the trunk for
injuries. Sometimes critters like to chew on bark, and someone may have
gnawed on the tree.
If you find chew marks, enclose the trunk with a plastic barrier available
at garden centers and nurseries. This may help prevent further injury.
As to recovery, it'll have to be up to the plant to cooperate with your