• Mushroom Fair at Brookside

    Brookside Gardens 1800 Glenallan Avenue, Wheaton, MD, United States

    (MD) (Mycological Society of Washington) Join us for a day of forays and fun at Brookside Gardens Sunday October 12, from 12 pm to 5 pm. Open to the general public, the 2025 MAW Mushroom Fair will feature several mushroom-themed demonstrations, including a walkthrough of interesting mushroom specimens by our club’s expert identifiers, spore microscopy, mycelial sculpting, mushroom cultivation and ...

  • Weed Warrior Workday at Long Branch

    Sligo Creek Stream Valley Park, Sligo Creek Trail, Long Branch Stream Valley Park, Long Branch Trail 20700 Martinsburg Rd, Dickerson, MD, United States

    (MD) (Montgomery Parks) Join James, Weed Warrior Supervisor, for a non-native, invasive plant removal workday in Long Branch Stream Valley Unit 1 (between Piney Branch Rd and Carroll Ave), in Takoma Park, MD. More details, including the exact meeting location, will be emailed to you after you register. We will focus on non-native, invasive vines, especially porcelainberry (Ampelopsis glandulosa var. ...

  • Monday Morning Birdwalk at Huntley Meadows

    Huntley Meadows 3701 Lockheed Blvd, Alexandria, VA, United States

    (VA) (Friends of Huntley Meadows) The Monday Morning Bird Walk is sponsored by the Friends of Huntley Meadows Park and takes place every Monday at 8 a.m. Following the walk, members of the group gather at the nearby Denny’s for breakfast and to compile the morning’s bird list. All are welcome.  

    Free
  • Bird Sit at Red Gate Park

    Red Gate Park 14500 Avery Road, Rockville, MD, United States

    (MD) (DC Bird Alliance) We're getting together with the Montgomery Bird Club (MBC) for a different kind of birding ... a bird sit! Grab your lawn chairs and your blankets and we'll observe all the birds we can from 8AM to noon while sitting or standing in a 17-foot diameter circle. Drop in for a while or stay the whole ...

  • Volunteer Day at Dumbarton Oaks Park

    Dumbarton Oaks Park Lover's Lane and R Street NW, Washington, DC, United States

    (DC) (Dumbarton Oaks Park Conservancy) Help DOPC conserve and restore this jewel in the middle of the city in DC.

  • Invasive Plant Removal at Broad Branch

    (DC) (Rock Creek Conservancy) Join Rock Creek Conservancy, the National Park Service, and Rock Creek Weed Warrior Leader Kathy Sykes for this invasive plant removal restoration event in Rock Creek Park. Invasive plants are a major threat to our fragile forests, and stopping their spread helps allow native plants to thrive in the understory. This event is part of an ...

  • Fall Leaf Print Workshop

    Potomac Overlook Regional Park 2845 N. Marcey Road, Arlington, VA, United States

    (VA) (NOVA Parks) Capture the colors of the season in this new nature art class just for adults! Participants will have the opportunity to learn a little more about the different types of hardwood trees that call Potomac Overlook home, then use some of their fallen leaves to create unique mono-prints using gel plates and acrylic paint.

    $20
  • 2025 H20 Summit

    M-NCPPC Wheaton Headquarters 2425 Reedie Drive, Wheaton, MD, United States

    (MD) (Montgomery County) The 2025 H2O Summit is a dynamic event that brings together environmental professionals and advocates from across the county.  This event offers a unique opportunity to learn from leading local experts in various fields, connect with like-minded individuals to advance protections for our precious water resources, and explore innovative ways to make our waterways more resilient.