HPS/MAG Programs 

We are a hub for gardening! The Philadelphia region has a tradition of gardening going back more than300 years. It continues today with more than 30 gardens, historic landscapes and arboreta within 30 miles of the city.

Important: Click here to view HPS/MAG Refund Policy

Our enthusiastic and knowledgeable Program Chairperson scouts speakers and topics both nearby, and from across the country. Our lecturers include horticulturist., authors, researchers and landscape designers.

Upcoming Program Events

November 9, 2025 Joint Lecture with Scott Arboretum & Gardens of Swarthmore College in Swarthmore, PA.  Guest Speaker: Jenny Rose Carey "A Personal Guide to Bulbs through the Seasons".  For more information click here.

December 7, 2025 HPS Annual Meeting at Temple University Ambler in Ambler, PA. Guest Speaker – Barbara Melera:  "Species Tulips" For more information click here.

January 25, 2026 Walkovic & Schumacher Memorial Lecture 2026 Speaker: Warren Leach“Celebrating Plants in the Winter Garden". For more information click here.

March 21, 2026 March into Spring at Winterthur Museum, Garden & Library in Winterthur, Delaware.  Click here for details.