These showy perennials bear clusters of small, tubular, five-petaled flowers, usually in summer. Most are fast-growing groundcovers, good in parking strips, along driveways, and on dry banks; also attractive in wall crevices and hanging baskets. Best in hot weather. Need good air circulation (to avoid mildew) and well-drained soil, especially in winter. Many are treated as annuals. There are many hybrid groups, which often confuses the botany.Verbena gooddingii
Short-lived perennial. Native to Southwest deserts. Grows to 1 1/2–2 ft. tall and 3–4 ft. wide, with small, deeply cut leaves. Pinkish lavender flowers at ends of short spikes. Blooms first summer from seed sown in spring. Can reseed. Little to moderate water.
Native to the Sonoran Desert of the United States and Mexico. Dense plant with rigid branches; typical...
Native to Arizona, western Texas, New Mexico, and northern Mexico. Densely tufted plant, similar to
California native. This annual grows to 3 ft. high and 2 1/2 ft. wide. It is lush and leafy, with 6-in...