Q. Two of my dwarf Alberta spruce has a problem that causes the needles to turn brown and fall off. I have tried insecticide and fungicide to control the problem. One of the trees looked much better ...

When the needles began to fall like rain earlier in the summer, and piled up in windrows on sidewalks and roadways, every one wondered why that was happening. Spruce needles only last a few years, so ...

One of the dominant tree species in our Colorado Rocky Mountain subalpine forests is the spruce. A spruce is an evergreen tree or conifer belonging to genus Picea and there are about 35 species ...

The original Christmas tree was a Spruce, which is distinguished by its cone shape and whorled branches. The needles of a Spruce are attached singly to the branches rather than in bunches, in a spiral ...

Q: Last year, we bought a 3-foot-tall blue spruce tree that turned brown on the back side towards the end of summer and then died over winter. We replanted with a bigger, 7-foot-tall blue spruce, but ...