Licorice (Anise Hyssop) Mint Agastacge foeniculum Traditional - Medicinal 2-3 ft. Hardy Perennial Round clusters of foliage produce bluish-purple flower spikes 4-6 in. long that bees love. Leaves and flowers add a zesty flavor to salads, and it makes a wonderful tea. Chinese medicinal for stomach disorders. 2-3 ft. tall perennial.Planting Depth: 1/8"-1/4" Soil Temp. for Germ.: 70-80 F Days to Germ.: 10-21 Plant Spacing: 10-14" Days to Maturity: 65 Full Sun Moderate Water