Indian bean tree (catalpa tree) bean uses? : r foraging 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 # Benny's Smoke and Vape : r DaytonaBeach The beans pods on the catalpa are nearly as beautiful as the flowers. : r marijuanaenthusiasts