Only a few types of trees have spherical, prickly seed pods, so here's how to identify each specific tree with spiky balls. Reviewed by Sylvia Duax Certain trees produce spherical, spiky pods that can ...

Q: How reliable are plant identification apps? I’ve tested several plant identification apps and have found them surprisingly, but not completely, accurate. You simply snap a photo of the plant in ...

Dale Shultz (left), of Iowa City, and Elisabeth Swain, executive director of Iowa Master Naturalists, identify a tree’s characteristics to determine what kind of tree it is during the Iowa Master ...