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Welcome to the website of Marc M. Radell, a 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

How Plants Grow: What Every Native Plant Gardener Should Know About Botany, Wednesday, January 5, 2022, 7:00 PM. Zoom presentation. Wild Ones of Southeastern PA.

Gardening for Songbirds, Wednesday, March 23, 2022, 7:00 PM. Zoom Presentation. Penn State College of Agriculture and College of Education Alumni Associations


Creating a Native Plant Rock Garden, Thursday, March 31, 2022, 4:00 - 6:00 PM. In-person class at Morris Arboretum of the University of Pennsylvania, 100 E Northwestern Ave, Philadelphia, PA 19118. Applicable COVID prototcols will be observed. Registration will be available on the Morris Arboretum website here.


Who Needs Hostas? Create a Beautiful Native Shade Garden Instead, Tuesday, April 12, 2022, 4:00 - 6:00 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.

How to Design and Plan a Natural Home Landscape, Wednesday, May 4, 2022, 7:00 PM. Zoom presentation. Wild Ones of Southeastern PA.

How to Select and Plant Native Trees for Your Home Landscape, Wednesday, September 7, 2022, 7:00 PM. Zoom presentation. Wild Ones of Southeastern PA.

Creating a Native Plant Rock Garden, Friday, September 23, 2022, 1:15 PM. In-person class at PennState Master Gardener Annual Conference, Scranton, PA. Applicable COVID protocols will be observed.


2023 Presentations

How to Select and Plant Native Trees for Your Home Landscape, 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.



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

PA Native Plant Gardening Facebook Group

Wild Ones of Southeastern Pennsylvania

Wild Ones of Western Pennsylvania

Wild Ones of South Central Pennsylvania

Wild Ones of Northeastern Pennsylvania


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.