Blue spruce (Picea pungens f. glauca), also called Colorado blue spruce, is a beautiful tree with blue-gray needles. Being colorful and relatively drought tolerant, it’s a favorite of many homeowners ...

Researchers at UT Arlington and other universities developed an artificial intelligence system capable of distinguishing between fir, spruce and pine tree pollen with 99% accuracy. The University of ...

It’s that time of year again—are you going to head down to the Christmas tree farm to pick out your annual spruce tree or go out on a limb and finally invest in an artificial tree that’ll stick around ...

It is so disconcerting to see a specimen tree going into decline. One of the prized oak trees in my yard appears to be declining, so I can relate to your concerns. Your description suggests that your ...