This is a fast growing perennial shrub in the Daisy family from the cloud forests of Mexico. Grows up to 10 feet in height with large, velvety green, tropical looking leaves. In early Spring, it blooms with massive clusters of ageratum-like fragrant flowers of bluish-violet. It thrives in bright shade and rich, moist soil. It does best in mild climates with cool nights. Frost tender. USDA zones 9 - 10.