All Day

Urban Tree Summit

Silver Spring Civic Center One Veterans Place, Silver Spring

(DC) (MD) (VA) (Casey Trees) Casey Trees and Montgomery Parks present the 13th annual Urban Tree Summit (UTS). Conference presentations will focus on the health and welfare of trees in our increasingly developed landscapes. We encourage all arborists, landscape industry and environmental/green industry professionals, engineers, designers, housing developers, and interested citizens to take advantage of this opportunity to learn from experts, ...

$49 – $150

Wandering Warblers at Gilbert’s Corner

Gilbert's Corner Regional Park Watson Road, Leesburg

(VA) (NOVA Parks) Be an early bird and join us for a fabulous show of migrating warblers, a family of small insect-eating birds that often display striking plumage! While some warblers stay here for the warm season to breed, most of these birds only use our forests as a pit stop between their breeding grounds further north and their wintering ...

$7

Walking Town DC Bird Walk

Lower Senate Park 200 New Jersey Ave NW, Washington

(DC) (DC Bird Alliance) Join us for a bird walk where the only side you have to be on is the best one see a bird! Upper and Lower Senate parks are great spots to catch early migrators and a bunch of other feathered friends during Fall migration. Registration is required.

Free

Autumnal Equinox Forest Bathing: A Mindful Walk with Nature

Meadowlark Botanical Gardens 9750 Meadowlark Gardens, Vienna

(VA) (Kindred Nature & NOVA Parks) Embrace the changing seasons with a guided forest bathing experience to celebrate the autumn equinox, find balance, and connect deeply with nature at Meadowlark Botanical Gardens! Inspired by the Japanese practice of Shinrin-yoku, forest bathing is a way to immerse your senses in the natural world. Slow down, relax, and join certified forest bathing ...

$35

Volunteer Day at Potomac Overlook

Potomac Overlook Regional Park 2845 N. Marcey Road, Arlington

(VA) (NOVA Parks) Join us as we work to keep our park healthy and beautiful!  Assist with invasive plant removal, habitat restoration, and other projects as needed.  Come dressed for and prepared to work outdoors. Gloves and snippers are recommended, but extras may be provided if needed.  Meet at the picnic shelter (located in main parking lot). Ages 9 +

Free

Park Care Day at Anacostia Park

Anacostia Park 1900 Anacostia Dr, Washington DC

(DC) (Friends of Anacostia Park) Join our Friends Corps Grounds Crew and help care for Anacostia Park. Activities will include invasive species removal (training provided), trash cleanup, and other projects needed to help keep the park a safe and welcoming place for all. Supplies are provided. Meeting point is the skating pavilion.

Free

Weed Wrangle at Fort Slocum

Fort Slocum Park 5800 Kansas NW Ave, Washington

(DC) (Rock Creek Conservancy) Join Rock Creek Conservancy and the National Park Service 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 for a thriving native understory. Event location, directions, and information will be sent from the event leader 48 hours prior ...

Free

Native Plant Sale at Pope Farm

Pope Farm Nursery 7400 Airpark Rd, Gaithersburg

(MD) (Montgomery Parks) Stop by Pope Farm Nursery for this native plant sale to support Locust Grove Nature Center and get some great local plants.

Tree Huggers

Gulf Branch Nature Center & Park 3608 Military Rd, Arlington

(VA) (Arlington Parks) We'll make like a tree and leaf by hiking the trails to learn about the different species of trees growing the park. Then we'll go to the classroom to make a tree craft to take home. Ages 6 to 10.

Free

Parks Ale Trail at Lake Needwood

Lake Needwood Boathouse 15700 Needwood Lake Cir, Rockville

(MD) (Montgomery Parks) It may not be Munich or Theresienwiese, but Montgomery Parks is transforming Lake Needwood in Rock Creek Regional Park into Parks Ale Trail — just in time for Oktoberfest. Join us for live music, local craft beer, food and hiking. You can head out on a 2.5-mile roundtrip hike and take in the beautiful sights and sounds of ...

Festival del Rio Anacostia

Bladensburg Waterfront Park 4601 Annapolis Rd, Blaidensburg

(MD) (Prince George's County Parks & Recreation) Bring your family to celebrate the outdoors and the Anacostia River at the 9th Annual Festival del Rio Anacostia! Enjoy hands-on activities, crafts, entertainment, delicious food, fishing demos, live animals, and free boat rides and giveaways.

Pokemon at Winkler

Winkler Botanical Preserve 5400 Roanoke Ave., Alexandria

(VA) (NOVA Parks) Test your Pokémon knowledge in PokéJeopardy and learn how to use a real life Pokédex! Explore the botanical preserve with our Roving Naturalist, identify a variety of species, complete challenges, and help collect citizen science data for iNaturalist.

$5

Forest Therapy Walk for PCOS Community

Meadowlark Botanical Gardens 9750 Meadowlark Gardens, Vienna

(VA) (Kindred Nature and Daphne Yin) In honor of National Polycystic Ovary Syndrome (PCOS) Awareness Month, experience forest bathing to connect more deeply with nature, release stress, and enjoy Meadowlark Botanical Gardens! Inspired by the Japanese practice of Shinrin-yoku, forest bathing is a way to immerse your senses in the natural world. Slow down, relax, and join certified forest bathing ...

$35

Virginia’s State Bat

Gulf Branch Nature Center & Park 3608 Military Rd, Arlington

(VA) (Arlington Parks) Find out about the endangered Virginia Big-Eared Bat and create a bat craft. Then, we’ll step outside to see if we can spot any bats emerging at twilight. Families.

$6

Night Hike at Black Hill

Black Hill Discovery Center 20926 Lake Ridge Drive, Boyds

(MD) (Montgomery Parks) There is nothing like being at a campfire under the stars. Join a naturalist for themed songs, stories, games, and of course, s’mores around a fire. Bring a blanket if it’s chilly.

$7
Capital Nature