After 32 years of researching at National Forest Science Research Institute and serving as the director of Seogwipo Subtropical Forest Research Institute, Dr. Chansu Kim retired and now works as director of Hallasan Ecological Research Institute. Having spent all his life researching Jeju plantation, today he shares with us the interesting stories about the Hallasan Mountain’s characteristics, the world’s only Korean fir tree, Jeju origin flowering cherry tree, and Jeju’s representative crop buckwheat. So let’s listen together.