Traditional use: It is one of the most fragrant herbs commonly used for headaches, indigestion and to stimulate the nervous system and increase circulation. Rosemary helps improve memory and the strong scent lifts the spirit. It also has been used as an excellent hair rinse or hair oil. For culinary use it is delicious with potatoes and other savory dishes. Great addition to any tea blend. No herb garden can be complete without a rosemary plant. Excellent grown in containers and prefers well drained site with full sun. Hardiness varies by variety. Most are hardy to zones 7-10.