Agastache rugosa – Korean Mint

Korean mint. Perennial growing to 60 cm (2 ft) high or more, with spikes of blue flowers much loved by bees. The leaves are anise-flavoured and used as a flavouring and for teas; also medicinally in Chinese medicine. Likes a well-drained soil and sun; hardy to -10ºC or so. Stratification: ND. Number of seeds: 50.