University of Maryland Extension

Contact Us

For requests on updates to this website or with questions on its content, contact the web support team at

Montgomery County Master Gardeners are located at:

18410 Muncaster Road
Derwood, Md 20855

Here's a map of our location.

If you have an administrative question or a question about the Master Gardener program, call us at 301-590-2836.

If you have a gardening question, call us at 301-590-2842.

Maintained by the IET Department of the College of Agriculture and Natural Resources. © 2021. Web Accessibility

University programs, activities, and facilities are available to all without regard to race, color, sex, gender identity or expression, sexual orientation, marital status, age, national origin, political affiliation, physical or mental disability, religion, protected veteran status, genetic information, personal appearance, or any other legally protected class. If you need a reasonable accommodation to participate in any event or activity, please contact your local University of Maryland Extension Office.