Join the Dunwoody Community Garden & Orchard for its first Master Gardener presentation of the year! On Saturday, January 11, Master Gardener Richard Osterholz will talk about “Companion Planting,” from 11am-12pm at the DCGO greenhouse complex, across from the skate park, at Brook Run, 4770 N. Peachtree Rd. The presentation will include an overview of companion planting, the reasons for companion planting, and lists of best and worst planting partners. Free! Refreshments served and handouts provided. www.dcgo.org.