Hi Yolanda,
Christine Kurtz, known as “The Petaluma Bee Lady”, gave a talk on Reading the Monitoring Board back in 2024. "What can various hive debris, frass and trash tell you about honeybees? Oodles, and you will be amazed!"
Club members can view a recording of it here:
On Jun 14, 2026, at 3:30 PM, yolanda huang <yogre...@gmail.com> wrote:What is this that accumulates on a hive's bottom board?