Indian bean tree (catalpa tree) bean uses? : r foraging Cigar Tree" Images Browse 324 Stock Photos, Vectors, and Video Adobe Stock No these aren't giant tree green beans, but instead the seed pod of the northern catalpa. These bean like pods can grow to be 20" long and contain numerous 1" long seeds. #haverfordcollegearboretum # Northern catalpa Catalpa speciosa The Morton Arboretum Northern Catalpa Catalpa Speciosa Deciduous Trees Cold Stream Farm