Northern Catalpa Catalpa Speciosa Deciduous Trees Cold Stream Farm Northern Catalpa (Catalpa speciosa) MyGardenLife A Pruning Guide for the Catalpa: When, Why & How? MOOWY Southern Catalpa Plant Guide 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 " Catalpa bignonioides Indian Bean Tree, Southern catalpa PFAF Plant Database