Episode Details

Feliks Banel's guest on this BONUS “O Tannenbaum” EPISODE of CASCADE OF HISTORY is Gary Chastagner, Professor Emeritus of Plant Pathology at Washington State University. He’s an award-winning and much honored academic scientist with the enviable nickname of "Dr. Christmas Tree." We spent almost an hour and a half on December 19, 2025 talking with Dr. Christmas Tree – aka Gary Chastagner - about his research, and about how you can take better care of your Christmas tree this year and every year, to keep it from drying out, and to keep the needles from falling off. For more information about Gary “Dr. Christmas Tree” Chastagner: https://magazine.wsu.edu/web-extra/the-christmas-tree-doctor-is-in/ CASCADE OF HISTORY is broadcast LIVE most Sunday nights at 8pm Pacific Time via flagship station SPACE 101.1 FM in Seattle and gallantly streams everywhere via www.space101fm.org. The radio station broadcasts from studios at historic Magnuson Park – located in the former Master-at-Arms’ quarters in the old Sand Point Naval Air Station - on the shores of Lake Washington in Seattle. Subscribe to the CASCADE OF HISTORY podcast via most podcast platforms and never miss regular weekly episodes of Sunday night broadcasts as well as frequent bonus episodes. "LIKE" the Cascade of History Facebook page and get updates and other stories throughout the week, and advance notice of live remote broadcasts taking place in your part of the Old Oregon Country.