Mature ironwoods around Tucson make the oldest saguaros look like mere youngsters by comparison. “Estimates show some (ironwood) trees to be 800 years old, and it is likely that they live even longer, ...

This shade tree grows slow and steady and you can plant it this fall, allowing it to become established and thrive for many winters to come.

It’s the end of summer, and our campus is crawling with students, all young botanists, and newly arrived all over the place. It’s a very busy time for everybody, and definitely for botanists. There is ...

Parts of Tucson are looking pretty in pink, as local ironwood trees dress up for what botanists are calling one of the best blooms in years. “It has been since before COVID that we have had such a ...

With U.S. Department of Agriculture grants totaling almost $370,000, researchers from the University of Guam and other institutions are in the process of analyzing termites to assess their role in ...