Like a tiny petunia on steroids, calibrachoa (also called Million Bells) grows and flowers at an amazing rate. These extremely vigorous plants make for colorful, cascading accents in containers or hanging baskets, along walkways, and on garden walls. Thrives in sun and heat. Plant in mass or combine colors for a beautiful, billowing effect in containers and baskets. Height: 6-10" Spread: 10-12".