Description
Justicia riojana (also called Rio Grande Water Willow, among many other common names) is a perennial shrub native to Mexico, Central America, and South America. It has long, narrow leaves and small, white flowers. It prefers moist, shady habitats near streams and rivers.
Cultivation and Propagation
Justicia riojana is an evergreen shrub with a bushy, upright habit. It grows best in full sun to partial shade and prefers moist, well-drained soil. Propagation is best done by cuttings taken in spring or summer. Plant the cuttings in a pot of moist, well-drained soil and keep in a warm, bright location until rooted.