Learn tips for starting, transplanting and growing organic tomatoes at the Dunwoody Community Garden & Orchard’s next free Master Gardener session on Saturday, February 11 at 11am. Richard Osterholz will share details on popular tomato varieties, common problems and prevention measures. Meet at the DCGO Greenhouse, opposite the skate park, at Brook Run Park, 4770 N. Peachtree Rd. Refreshments served. www.dcgo.org.