https://arboretum.wisc.edu/learn/classes/

Sat., March 17, 1–4 p.m. Pollinator-friendly Gardening. Explore the life histories of Wisconsin’s native bees and other pollinators and how they fare in our gardens and landscapes. Learn gardening practices that create and enhance pollinator habitat and promote conservation. Indoors, with brief garden walk if weather permits. Instructor: Susan Carpenter, Arboretum native plant gardener. Fee: $30. Register by March 12.