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Welcome to the website of Marc M. Radell, Master Gardener Emeritus of the PennState Extension of Montgomery County.  This site provides information on landscaping with native plants in Southeastern Pennsylvania and other eco-friendly gardening topics. 

Please use the dropdown menu or sidebar to navigate to pages with presentation materials and other information.

PLEASE NOTE: This site is for informational purposes only and is not regularly updated. I am no longer offering presentations and have posted pdfs of the last presentation I gave for each topic. If you need a presentation for your group, please contact your local County Extension Office. Link to PennState Extension County Offices.

For information about the Montgomery County Cooperative Extension, 1015 Bridge Road, Collegeville, PA 19426, including directions and hours of operation, please visit: montgomery.extension.psu.edu.


The annual Master Gardeners of Montgomery Country Plant Sale takes place in early May at the Extension Office. It's a great opportunity to buy a wide variety of plants, including many native species, that do well in the area at reasonable prices. Check the Extension webpage for details.