Catalpa Trees Have Roots Dating Back To Early Severna Park Severna Park Catalpa Cigar Tree Northern Catalpa 3XL Tree 8 10 ft. Tall, 1.75 2 in. Caliper ships in 3 to 4 Weeks by Bower & Branch In autumn, mature catalpa seed pods turn brown and often hang on the tree through late fall and into winter. Today's @marthastewartblog looks at some of the seeds, berries, and cones of