Rodale Organic Gardening Experimental Farm
2056 Minesite Road
Allentown, PA 18103
The Rodale Organic Gardening Experimental Farm or the Working Tree Center is a historic farmhouse located in Lower Macungie Township, Pennsylvania. The main structure was built in 1830 and modified around 1940 by J. I. Rodale. The Federal style house features stone and red brick exteriors, gable ended roofs and a central chimney. The farm has been a pioneer in organic farming since its inception. The site was added to the National Register of Historic Places in 1999.