Basil Cinnamon : Ocimum basilicum Cinnamon Basil has a strong cinnamon scent with showy purple stems and pink flowers in summer. Leaves are cinnamon scented and grow up to 2" long, great fresh or dried in tomato dishes, pasta sauces, vegetables and soups. You can use Cinnamon Basil in any recipe that calls for basil. Plants grow 12 to 18" tall and is a annual.