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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.

2022 Presentations - finished for the season. To find handouts from 2022's classes, please use the dropdown menu or sidebar to navigate to the relevant page. Happy Holidays!


2023 Presentations

How to Select and Plant Native Trees for Your Home Landscape (Part II), Wednesday, February 8, 2023, 7:00 PM. Zoom presentation. Wild Ones of Southeastern PA.

How to Select and Plant Native Trees for Your Home Landscape (Parts I and II), Wednesday, March 22, 2023, 1:00-3:00 PM. In-person class at Morris Arboretum of the University of Pennsylvania, 100 E Northwestern Ave, Philadelphia, PA 19118. Applicable COVID protocols will be observed. Registration will be available on the Morris Arboretum website here.

Gardening for Songbirds, Wednesday, April 12, 2023, 6:30-8:30 PM. In-person class at Morris Arboretum of the University of Pennsylvania, 100 E Northwestern Ave, Philadelphia, PA 19118. Applicable COVID protocols will be observed. Registration will be available on the Morris Arboretum website here.

Gardening for Songbirds, Monday, May 22, 2023, 7:00 PM. Zoom class for PennState Master Gardeners of Lancaster County


Are you looking for a community of other Pennsylvania native plant enthusiasts?

Pennsylvania Native Plant Society

Wild Ones of Southeastern Pennsylvania

Wild Ones of Western Pennsylvania

Wild Ones of South Central Pennsylvania

Wild Ones of Northeastern Pennsylvania

PA Native Plant Gardening Facebook Group


Look what happens when you garden with native plants!

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 Gardener Plant Sale takes place every year on the Saturday after Mother's Day from 9:00 to 1:00 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.