Perennial: Bold, colorful blooms all season long & thrives in summer heat & sun! Fast growing, heavy blooming plants w/compact, mounding growth habit producing an abundance of small, Petunia-like flowers from spring-fall. Great in combination beds and various containers. Attracts hummingbirds. Plant in full sun in moist, well-drained soil. Avoid overwatering. Blm color: bright white w/yellow throat. Height: 10-12". Spread: 12-18". USDA Z8.