**1. Cigar Tree Nickname** Catalpa's seed pods look like dangling cigars or green beans (up to 20 inches long!)earning it names like Cigar Tree or Indian Bean Tree. These pods stay Cigar Tree" Images Browse 334 Stock Photos, Vectors, and Video Adobe Stock Has anyone worked with catalpa plant? While catalpa trees are not generally considered highly toxic, some parts of the tree, particularly the roots, are known to be poisonous according to the USDA Plants Database. The leaves and seed pods How to Grow Indian Bean Tree (Catalpa) at Home Catalpa Trees: Unique Features, Uses, and Personal Experiences