Buy Northern Catalpa Tree (Catalpa speciosa) FREE SHIPPING Wilson Bros Gardens 3 Gallon Pot Catawba Tree Northern Catalpa (Catalpa speciosa): A Complete Guide Catalpa tree seed pods Buy Online Foraged Catalpa Trees Have Roots Dating Back To Early Severna Park Severna Park 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 Indian bean tree (catalpa tree) bean uses? : r foraging