Outdoors column: Uncommon catalpa tree has roots in the region's history Chicago Tribune 10 Benefits of Having a Northern Catalpa The beans pods on the catalpa are nearly as beautiful as the flowers. : r marijuanaenthusiasts Catalpa Campus Trees The Nature Observer's Journal Came across this tree in Hudson, WI that looked like it had giant green beans growing off of it, looked it up and it's called a Northern Catalpa often known as a "