It contains methyl cinnamate, giving it a flavor reminiscent of cinnamon.[6] Cinnamon basil has somewhat narrow, slightly serrated, dark green, shiny leaves with reddish-purple veins, which can resemble certain types of mint, and produces small, pink flowers from July to September.[5][7][4][8] Its stems are dark purple.[9] Cinnamon basil grows to 18–30 inches tall.[7]