Stevia has a natural sweetness that has made it a popular sugar-free sweetener. The leaves of the stevia plant contain the sweet flavor that is used in teas, desserts, drinks and more. Each leaf has a sweet burst of flavor. Stevia is a tender herb, and must be brought inside in Wyoming to overwinter, making it perfect choice for a container. Plant in full sun with well draining soil. Water once the top of the soil dries, as it will suffer in soggy soil.