Garden Symposium and Plant Sale at the Biedenharn Museum & Gardens

The Biedenharn Museum & Gardens will host gardeners—both amateur and professional—for its annual symposium and plant sale. Speakers will address topics as diverse and useful as choosing local plants versus imports, applying sustainable forestry, and more. Plus, there'll be a "meet the speakers" reception the evening before on April 18 at 5 pm ($35 per person), and a plant sale featuring numerous vendors the day after on April 20 from 8:30 am–1 pm. Symposium registration $75, Plant Sale is free. 9 am-3 pm. bmuseum.org.