LWV DelCo Environmental Clearinghouse
Delaware County Environmental Clearinghouse
Designed for guests with limited mobility who otherwise might not be able to join a longer tour, these monthly Home & Garden tours on a golf cart will be an intimate 45-minute excursion led by a knowledgeable member of Stoneleigh’s staff. The tour includes dazzling displays of native plants, stately trees, and historical landscapes by […]
Take an educational walk with one of our knowledgeable volunteers! Discover the 300+ species of birds that use the Refuge during their migration routes - each week guarantee different species! Walk will meet by visitor center and be at a relaxed paced on flat surfaces. There are restrooms near the trailhead. No registration required.
Stewardship Saturdays are open events that welcomes all visitors to take part in a hands on experience of creating better habitats for wildlife on the Refuge. Folks will meet at the Visitor's Center where they will meet and then work with experienced "Weed Warriors" who will teach them about removing invasive plants and or planting […]
For those looking to take the next step in outdoor photography, this session will cover areas such as maximizing auto focus capabilities, exposure, and composition as well as time for participant selected topics. Meet at the pavilion.
Enjoy dazzling displays of native plants, stately trees, and historical landscapes by the Olmsted Brothers that have been thoughtfully reimagined into a beautiful and biodiverse haven for people and wildlife. The spectacular Tudor Revival Main House—which is only open for special events—is also included in the tour, so don’t miss this opportunity for a peek inside the former […]
Take an educational walk with our knowledgeable volunteers Cliff and Nancy Hence! Discover the 300+ species of birds that use the Refuge during their migration routes - each week guarantee different species! Along the way, they will also be looking out for the many species butterflies and dragonflies of the refuge. This event meets at […]
Discover the nighttime world of bats during an unforgettable summer evening at Tyler Arboretum. Meet live ambassador bats, learn how these incredible mammals navigate and hunt in the dark, and explore the important role they play in healthy ecosystems. You’ll also discover how Pennsylvania Bat Conservation & Rehabilitation works to protect and care for bats throughout our […]
Bugs are all around us. Underground, in the air, underwater… they’re everywhere! Despite their small size, insects are among the most important animals on the planet, supporting our ecosystems from the ground up. Stoneleigh is home to many different insects, from tiny beetles to giant dragonflies. Kids, grab your favorite adult and join us on an insect […]
Learn about the mammals and other wildlife of the refuge with this walk with PA Game Commission. Free and no registration needed.
Newlin Grist Mill and Wild Birds Unlimited (Glen Mills) have teamed up to explore the wonderful world of bird life! Join us for monthly naturalist-led walks through the 160-acre park at Newlin Grist Mill. We will meet year-round residents, visit exciting migrants, and learn the basics of bird identification and biology. Families and beginners are […]
The September 2, 2026, Business Meeting will include the following Adoption of the Minutes of the Commission's June 11, 2026, business meeting Announcement of upcoming meetings and events; A report on hydrologic conditions; Reports by the Executive Director and the Commission's General Counsel; and Consideration of any items for which a hearing has been completed […]
General Meetings (Informational Meetings - no Board Voting) NOTE: Attend in person or virtually 3 pm (see calendar for exceptions) 2nd Wednesday of every month (check calendar to confirm in […]