The blue tubular flower opens into 5 petal-like lobes with a white center. Several blossoms grow in a loose cluster. Narrow seed pods and dark yellow fall color make this an attractive garden plant. Wildflower garden. Blooms late spring. Fall foliage color is orange-yellow.

In some parts of the world, this is an invasive species. In Florida, it is well behaved. Grow on a trellis or let climb a tree. Can also be used as a groundcover. Flowers are small but attractive. Blooms all year. Grown primarily as a larval host plant.