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 horticulturalists, authors, researchers and landscape designers.

Wholesale shopping opportunities (for members only) are also scheduled. 

Upcoming Wholesale Shopping Events

July 21, 2023 Wholesale Shopping Event: Clearview NurseryMembers Only. Click here for details.   This year people need to register for this shopping event.

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Upcoming Speaker Programs

This year, we will offer most speaker programs as Hybrid Events. This type of event offers greater flexibility for attendance - the registrants have the option of attending in-person, or virtually.

October 20, 2023 Perennial Plant Conference Co-Sponsored with Scott Arboretum, A Hybrid Event. 

The 2023 conference schedule includes:
  • Summer Rayne Oakes: Perennials role in rewilding, reforesting, previously agricultural to create community 
  • Emily Erickson: Plant forward + Science
  • Owen Wormser: Removing turf-lawns to meadow   Gardener's Voices-Changing Visions
  • Rashid Paulson: Avant gardening at Brooklyn Bridge Park, garden of now and the future
  • Carol Long: The challenges and methods of keeping H.F.Duponts vision of Winterthur relevant for 100 years
  • Karl Gercens: Plants + Perennials+ Good Design

Registration coming soon!

October 1, 2023 Joint Lecture with Haverford College, Haverford, PA
Lecture by Teri Chace: Seeing Seeds: A Journey into the World of Seedheads, Pods, and Fruit. This event will be in person only.

November 5, 2023 Joint Lecture with Scott Arboretum, Swarthmore, PA
Speaker TBD

December 3, 2023 HPS/MAG Annual Meeting at Jenkins Arboretum, Devon, PA,
Speaker TBD

January 2024 Joanne Walkovic Memorial Lecture 2023, Swarthmore, PA

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HPS/MAG COVID-19 PRACTICES AND POLICIES: All HPS/MAG In-Person Events shall be subject to all COVID-related requirements imposed by any state, local and/or federal agency.  Guests and invitees should apprise themselves of any such requirements prior to attendance.  All HPS/MAG In-Person Events shall also be subject to the COVID-related requirements, if any, of the garden host.  All attendees must bring a mask for every In-Person Event, in case it is required.