Pennsylvania Horticultural Society

Join us for a dialogue with undergraduate researcher and land activist Bakari Clark, and a panel of gardeners and growers who have made a change in Germantown’s Community Gardens and Food Systems.  We will be creating an intentional space and time for gardeners to tell their history and speak on the impact and importance of their gardens and growing efforts. This will also be an opportunity for fellow community growers to learn about the different initiatives that are taking place within neighboring hoods, and ways in which they can get involved in developing safe, culturally rich, and fun third spaces

Discover how to create stunning, resilient gardens that thrive in dry conditions. Taught by horticulturist and master gardener Lisa Roper, this class explores innovative dry gardening techniques and xeric planting schemes, offering inspiration and practical strategies for designing beautiful, water-wise landscapes. PHS members receive a $5 discount for this class. REGISTER HERE Through engaging discussions and real-world examples, you’ll explore a variety of dry garden settings, including steep slopes, gravel-amended sites, and container-based trough gardens. Lisa will highlight standout plants that are blooming or texturally striking in May, demonstrating successful plant combinations that enhance both aesthetics and ecological resilience. Whether you're

A fresh look at the ecological and horticultural roles of non-native plants! Have you ever gotten into a discussion about the “goodness” or “badness” of a non-native plant? How about a lecture on why native-only landscapes are the only correct direction for horticulture to go? Join horticulturist David McKinney for a thoughtful discussion on the value and complexity of non-native plants in our landscapes. While native plants are essential to ecosystem health, many non-native species also provide important benefits including supporting pollinators and offering habitat for wildlife. Unveiling the Wonders of Gardening: The Know to Grow Webinar Series PHS is

Experience the horticultural excellence and the summer splendor of PHS Meadowbrook Farm. Tour the diverse gardens while learning about gardening design and the array of trees, shrubs, perennials and seasonal annuals. Offered monthly, each PHS Meadowbrook Farm tour will be led by a different horticulture expert that will share their knowledge and unique personal connection to the gardens. Our July tour will be led by Meadowbrook Farm Head Gardener, Glenn Ashton. REGISTER HERE Guests will also have the special opportunity to experience the gardens from originally designed viewpoints from inside the house and will go home with “In the Garden Now” gardening tips

DATE August 28, 2025 TIME 5:30 pm – 6:30 pm COST General Admission: $15 PHS Members: $10 LOCATION PECO Building 2301 Market St Philadelphia, PA 19103 Join PHS on an hour-long tour of the green roof at PECO’s downtown Philadelphia headquarters. At 45,000 square feet, the PECO green roof offers stunning views of the city. It includes an observation deck and an “intensive” area featuring large planters filled with native grasses and perennials such as switchgrass, little bluestem grass, Agastache, and Amsonia. Pre-registration of all participants is required one week in advance of the tour. No walk-ins allowed. REGISTER HERE

Did you know North America has its very own “tropical” fruit tree? Meet the pawpaw! With custard-like fruit that tastes like mango, banana, and melon all in one bite, this native North American tree is a hidden gem grown across USDA Zones 5–8. Join pawpaw grower and expert Andra Nus to learn how to grow, care for, and enjoy this unique fruit tree. You’ll get practical tips on everything from planting to harvesting. Unveiling the Wonders of Gardening: The Know to Grow Webinar Series PHS is delighted to present the Know to Grow Webinar Series, a vibrant and inclusive program

Join local urban forester and content creator Andrew Conboy for an inspiring talk! Learn about how everyday people can help restore nature in their own backyards, parks, and neighborhoods. From planting native trees to removing invasive species and rallying volunteers, Andrew shares simple, powerful ways to make a real ecological impact in communities, both online and in real life. REGISTER HERE Unveiling the Wonders of Gardening: The Know to Grow Webinar Series PHS is delighted to present the Know to Grow Webinar Series, a vibrant and inclusive program designed to nurture your love for gardening. This reimagined lecture series welcomes

Join PHS on an hour-long tour of the green roof at PECO’s downtown Philadelphia headquarters. At 45,000 square feet, the PECO green roof offers stunning views of the city. It includes an observation deck and an “intensive” area featuring large planters filled with native grasses and perennials such as switchgrass, little bluestem grass, Agastache, and Amsonia. Pre-registration of all participants is required one week in advance of the tour. No walk-ins allowed. Date June 25, 2026 Time 5:30 pm – 6:30 pm Cost General Admission: $15 PHS Members: $10 Location PECO Building 2301 Market St Philadelphia, PA 19103 July 23,

Date July 08, 2026 Time 5:00 pm – 6:00 pm Cost General Public: $20 PHS Members: FREE Accessibility Information on how to access the webinar will be sent after registration. In this presentation, Dr. Jared shares insights from his explorations of Southern flora while highlighting their adaptability and ecological benefits for Mid-Atlantic gardens. With climate change pushing Southern conditions further north, these resilient plants will become increasingly relevant beyond their native range. Dr. Jared will also discuss his propagation and evaluation efforts and offer strategies for integrating these plants into gardens to enhance biodiversity, sustainability, and add a touch of Southern charm

In this session, Jake will share practical, easy-to-implement soil solutions for homeowners, applicable to both ornamental landscapes and vegetable gardens. He’ll cover the fundamentals of soil science, exploring what healthy, balanced soil looks like through the lens of structure and biology. You’ll learn how to reinvigorate depleted soil because healthy plants start with healthy soil. Jake will also offer guidance on evaluating and purchasing high-quality soil and compost, along with tips for improving your own backyard compost. Finally, he’ll introduce the basics of organic turf renovation, with a focus on preparing your lawn in the fall for a strong, healthy

Experience the horticultural excellence and the summer splendor of PHS Meadowbrook Farm. Tour the diverse gardens while learning about gardening design and the array of trees, shrubs, perennials and seasonal annuals. Guests will also have the special opportunity to experience the gardens from originally designed viewpoints from inside the house and will go home with “In the Garden Now” gardening tips specific to spring with suggested local gardening centers and resources for your home garden. Offered monthly, each PHS Meadowbrook Farm tour will be led by a different horticulture expert that will share their knowledge and unique personal connection to

August in Zone 7 is a balancing act for gardeners. In this timely onsite workshop, participants will learn how to navigate late-summer challenges, from intense heat and periods of drought to heavy rains and a changing climate. The class will explore practical strategies for keeping summer crops productive while preparing the garden for a second season of harvest. Learn how to time and plant cool-season vegetables for fall and gain tips for extending productivity and finishing the growing season strong! Register Here Jenia Jolley has been gardening for more than 20 years and is a passionate advocate for community-based horticulture. She