Episode
Dr. Richard T. Olsen of the U.S. National Arboretum
On the season finale of We Dig Plants, hosts Carmen Devito and Alice Marcus Krieg speak with Dr. Richard T. Olsen, director of the U.S. National Arboretum. Prior to this appointment, he was a Research Geneticist and Lead Scientist in the Floral and Nursery Plant Research Unit (FNPRU) at the...