No these aren't giant tree green beans, but instead the seed pod of the northern catalpa. These bean like pods can grow to be 20" long and contain numerous 1" long seeds. #haverfordcollegearboretum # My friend was a good guy and loved by everyone, he was also a prankster and a pain in the ass. Because of this, I planted a catalpa in his honor. Every Winter Trees and Shrubs: Northern Catalpa awkward botany The Nature Observer's Journal The Northern Catalpa Tree Nebraskaland Magazine Dog walk treasures (Catalpa pod) SIDEWALK NATURE