The Virginia Cooperative Extension’s Master Gardeners of Northern Virginia who maintain the Organic Vegetable Demonstration Garden at Potomac Overlook Park will be in the garden this Sunday, Aug. 16, from 1 – 3 p.m. to welcome visitors and answer questions about organic gardening, including how to control pests and diseases without the use of chemicals.

The park is located at 2845 Marcey Road, Arlington. Visitors should walk beyond the Nature Center to get to the garden. No registration is necessary. For more information, call 703-228-6414 or email mgarlalex@gmail.com.