50+ Seeds. Rosemary is a tender evergreen perennial native to the Mediterranean and hardy to zone 8. The plant has grayish-green, needle-like leaves and pale-blue flowers and can reach 4 feet in height. Bring it indoors in the winter and it doubles as a nice house plant. Rosemary is widely used to season beef, pork, poultry, soups, etc. Please note: Rosemary is notoriously difficult to germinate! Please be patient with it. Prefers full sun but does fine in partial shade.