Perennial: Fast growing, heavy blooming plants with trailing, compact growth habit. Tolerant of heat and rain. Produces an abundance of small, Petunia-like flowers spring-fall. Excellent for use as a ground cover or beds & pots. Attracts hummers. Plant in sun/part shade in moist, well-drained soil. Avoid overwatering. Color: medium purplish blue. Ht: 4-8". W: 7-8". USDA Z8.