The Green Farmacy Garden

The Green Farmacy Garden is a sanctuary of approximately 300 native and non-native species of plants that have been used traditionally and/or researched for medicinal purposes. Retired USDA botanist, James A. Duke, PhD, and his wife, Peggy, have been collecting medicinal plants for over sixty years, and in 1997, they transformed part of their pasture land into a teaching garden highlighting the plants that are featured in Jim’s book, The Green Pharmacy.

About the distinguished Dr. Duke:

Dr. James A. Duke, PhD, Ethnobotanist, PhD in Botany (UNC, Chapel Hill; Phi Beta Kappa; Distinguished Alumnus), served 3 years with Missouri Botanical Garden, 7 years with Battelle Memorial Institute in Panama, Colombia and Columbus Ohio, as an ecologist; and 27 years as economic botanist, with USDA in Beltsville, Md, On Sept. 30, 1995, he retired from the USDA. Before retiring, Dr. Duke brought his ethnobotanical and phytochemical database online at USDA ( It is now, in Duke’s retirement, one of the most frequently consulted areas of the USDA website. Duke serves as distinguished herbal lecturer with the Tai Sophia Healing Institute, Laurel MD. He has written more than 30 books on medicinal plants.

At A Glance

  • Region
    North America
  • Country
    United States
  • Area
    Mid-Atlantic Piedmont Region
  • Latitude
    0° 0′ 0″ N
  • Longitude
    0° 0′ 0″ E
  • Ecosystem
    Abandoned Pasture, Meadow, Upland Forest and Bottomland Forest
  • Cultural Scope
    Extensive collection of globally used plant species, arranged by treatment or ailment.