(16- Adult) Discover how 18th-century neighbors built community through the exchange of seeds, cuttings and garden knowledge. Join Holly Gruntner, Mount Vernon’s landscape historian for a look at how early Americans shared plants, ideas and innovations—shaping both their gardens and relationships. Explore the social and botanical networks that helped gardens thrive in George Washington’s time.

(16-Adult) Step into the enchanting world of fairy gardens with Green Spring’s fairy expert, Bailey Price. Discover how these miniature landscapes have larger-than-life impacts by sparking imagination and creativity, deepening our connection to nature and even strengthening community bonds. Learn how to create your own fairy garden, from design themes and plant selection to sourcing figurines and natural materials. Get inspired and see how easy it is to add a touch of whimsy to your everyday garden spaces.

(16-Adult) Our landscapes and gardens house a rich diversity of insects, some native, some non-native, some nice and some nasty. Explore with Mike Raupp, Professor Emeritus of Entomology at the University of Maryland, how many of our charismatic insects like butterflies, bees and fireflies are faring in our rapidly changing world and learn why the ongoing stream of dastardly pests like emerald ash borers and spotted lanternflies is unlikely to be stemmed. Not to be without hope, actions to help our imperiled friends and actions to mitigate the noxious pests will be discussed.

(16-Adult) Designed as a tranquil, rejuvenating retreat for the end of the day, a moon garden comes to life at twilight and into the night. Discover with Green Spring horticulturist, Pam Smith, how to cultivate this serene space with plants that glow softly in the dark and foliage that shimmers in the moonlight. Silvery leaves and luminous blooms not only create a magical atmosphere but also attract nocturnal wildlife—watch bats swoop for mosquitoes, lunar and hummingbird moths visit moonflowers, and fireflies dance through the air, evoking memories of warm summer nights.

(16-Adult) Join Hardy Kern, Director of Government Relations for American Bird Conservancy’s Pesticides and Birds Campaigns, for an engaging talk on how to garden with birds in mind—even in small or container spaces. Learn how to choose bird-safe plants, avoid common outdoor hazards and create welcoming habitats with food, water and shelter. Whether you have a backyard or a balcony, discover simple, impactful ways to support local birds and make your garden a safer, more inviting place for wildlife. Lecture is held online with an option to watch at the Horticulture Center. A link for the program will be emailed no later than the morning of the event.

(16-Adult) Dogs are well known for their powerful noses, and those sniffing superpowers are proving to be invaluable for conservation efforts. Join Laura Holder, founder of Conservation Dogs Collective, for an inside look at the groundbreaking work her team of canine conservationists is doing. These specially trained dogs are using their powerful noses to locate endangered species like bumblebee nests and turtles, playing a vital role in wildlife preservation. They're also helping to detect and eradicate invasive plant species and improving the health of our ecosystem. Come learn more about how these incredible dogs are protecting the natural world. Lecture is held online with an option to watch at the Horticulture Center. A link for the program will be emailed no later than the morning of the event.

(16-Adult) Discover how great changes and events from America’s past were viewed “from the doorstep” of Green Spring’s Historic House. In commemoration of America’s 250th anniversary this year, a Green Spring historian interprets pivotal chapters of American history through the lives of people who lived and worked here. From the nation’s founding to the late 20th century, hear compelling stories of public service, trailblazing women, Gilded Age excess, war, espionage, enslavement and struggles for freedom as witnessed, experienced and even driven by Green Spring’s past occupants.