Verbena A fast-growing, drought-toelrant plant with an exceptionally long bloom period. Flowers come in peach, orange, yellow, white, purple, red and bicolors. Deadheading once or twice during the season will revive flowering. Several forms are available; use the trailing or moss types as a colorful, heat-tolerant groundcover or for cascading over a retaining wall. Plant in full sun to partial shade in well-drained soil. Short-lived; often treated as an annual. USDA Hardiness Zones: 7 to 10
The Best Drought-Tolerant Perennials ... Handy list of 15 hardy plants - many flowering varieties suited to hot dry summers. Includes lavender, yarrow, sages and echinacea (purple coneflower). | The Micro Gardener
Water Smarts: Foliage plants shine in this drought-tolerant garden. Many drought-tolerant plants offer less-showy blooms, but make up for it with interesting foliage, such as Japanese bloodgrass. Plants in curb strips catch water before it hits the street. Replace grass with drought-tolerant plantings, which also help prevent erosion. Shade can fight against water loss: Plants lose a lot of moisture from evaporation on hot days. Grasses and artemisia offer beautiful foliage in this bed.
10 No-Effort Plants for a Fool-Proof Landscape |TEXAS RANGER The vibrant lavender, purple, and magenta blooms of a Texas Ranger may look like they take some work to care for—but we won't tell the neighbors your secret. These hardy plants are built to survive on little water, so all you need to do is plant it in full sunlight and water during the summers or in times of drought.