Northern Catalpa: Rarely Unnoticed

Tree of the Week Northern Catalpa: Rarely Unnoticed By James R. Fazio | November 7, 2017 Catalpa speciosa Catalpa is a hard tree to overlook. Trumpet-shaped flowers herald its awakening for the summer and are soon followed by some of the largest leaves in the northern hemisphere. Elephant ears would not be too far off the mark for their description. Finally come the seed pods — bean-like in shape draping the tree like green tinsel. There are two key species of catalpa in the United States — southern and northern catalpa. Originally, southern catalpa was more widespread, but when the pioneers discovered the northern species in a very limited area of the Midwest, it didn’t take long to realize that this one grew larger and could tolerate colder winters better. Thanks to its fast growth and rot-resistant wood — and a promotional campaign by Nebraska governor Robert W. Furnas, a contemporary of J. Sterling Morton — farmers began planting it for fence posts and to sell as rai..
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