Indian Bean Tree | Catalpa bignonioides 'Nana'Indian bean trees are renowned for their broad, cordate (heart shaped) leaves, and 'Nana' is no exception. Boasting huge mid green foliage in a dense, bushy crown, this variety of Catalpa bignonioides adds huge levels of visual impact wherever it's planted. Unlike many Indian bean tree varieties, 'Nana' is small enough for gardens that are more limited on space. We'd recommend planting one as the focal point in the front lawn. Tolerant of pollution,