Ecology Book Club: We Will Be Jaguars
2026-03-09 18:00 - 19:30 (America/New_York) | Cleveland Park Library, 3310 Connecticut Ave. NW, Washington, 20008, United States
(DC) (DC Public Library) Join book and ecology lovers at Cleveland Park Library to explore books on human ecology, sustainable living, environmental justice and post-fossil fuel futures. Books can be nonfiction, fiction or poetry. This month we will be discussing We Will Be Jaguars: A Memoir of My People by Nemonte Nenquimo and Mitch Anderson. Adults.

Tuesday Morning Bird Walk at Kenilworth
2026-03-10 08:30 - 10:00 | Kenilworth Aquatic Gardens, 1550 Anacostia Ave, NE, Washington DC, 20019, United States
(DC) (National Park Service) We invite you to join National Park Service volunteer and expert birder Molly Hermann for an engaging bird walk at Kenilworth Aquatic Gardens. This event is open to all, including those new to birding. We encourage participants to bring water, sunscreen, and binoculars if available. A limited number of binoculars are available for loan with a photo ID.
The walk will be conducted at a leisurely pace, covering approximately one mile. We will gather in front of the visitor center, and the duration of the walk will typically range from 1.5 to 2 hours, depending on our observations. We look forward to sharing this delightful experience with you!

Washington Through the Seasons: A Naturalist’s Journey (Virtual)
2026-03-10 19:00 - 20:30 | MD
(DC) (Smithsonian Associates) The splendor of springtime in Washington is world-renowned, owing largely to the Japanese flowering cherry trees that have encircled the Tidal Basin for over a century. Yet the cherry blossoms are a single aspect of the city’s spectacular flowering spring, and spring is only one of the city’s vibrant seasons.
Smithsonian Associates tour guide, naturalist, and nature-book author Melanie Choukas-Bradley leads a virtual journey of seasonal transformation in and around the nation’s capital.

Growing Orchids at Home
2026-03-11 11:30 - 13:30 | Smithsonian National Museum of African American History and Culture, 1400 Constitution Ave. NW, Washington, DC, 20560
(DC) (US Botanic Garden) Meet an orchid expert from Smithsonian Gardens or the United States Botanic Garden and learn more about this incredible plant family! This week, USBG Gardener (Advanced) George Guenthner will share tips for caring for orchids at home, including how to repot an orchid. Drop in at any time during the program and be sure to bring your orchid questions.
This program is offered in partnership with Smithsonian Gardens and the More than a Flower: The Connective Power of Orchids exhibition at the National Museum of African American History and Culture (NMAAHC). Free timed-entry passes are required.

Our Watershed
2026-03-11 18:00 - 19:30 | Tenleytown Library, 4450 Wisconsin Ave NW, Washington, DC, 20016, United States
(DC) (Rock Creek Conservancy) Join Stream Team Leaders Kathy Sykes and Andrea Contreras for an engaging presentation on the Lower Rock Creek watershed and why its health matters to our community. This talk will explore what a watershed is, how everyday activities impact local streams, and the key indicators of a healthy watershed—from salt and bacteria levels to biodiversity and aquatic life.

Evolution of the Bird Brain (Virtual)
2026-03-12 19:00 - 20:30 | MD
(MD) (Natural History Society of Maryland) This talk explores the Mesozoic origin of avian flight from the perspective of the dinosaurian brain. Fossil reconstructions will be integrated with advanced imaging to test hypotheses on how the brain of theropods met the sensory and motor changes of this rare and radical behavioral innovation.
Amy Balanoff is an assistant professor in the Center for Functional Anatomy & Evolution at Johns Hopkins University School of Medicine.

National Cherry Blossom Festival
2026-03-13 - 2026-04-16 | MD
(DC)(MD)(VA) The four-week festival celebrates the enduring friendship between the people of the United States and Japan and the beauty of DC’s iconic cherry blossom trees with diverse and creative programming. Events will be happening throughout the DC metro area.

Fruit to Poop: A Seed's Journey
2026-03-13 14:00 - 16:00 | US Botanic Garden, 100 Maryland Ave SW, Washington DC, 20001, United States
(DC) (US Botanic Garden) What’s the connection between fruit and poop? Join Lilly Andersen, USBG Family Education Specialist, and and USBG volunteers to explore how plants and animals help each other and the relationship between plants making fruit and animals eating that fruit. Think and learn about what makes a fruit a fruit, why fruits tend to taste sweet, and why it benefits plants when animals eat their fruits.

Invasive Plants Removal at Dyke Marsh
2026-03-14 10:00 - 12:00 | Dyke Marsh, Alexandria, VA, 22307, United States
(VA) (Friends of Dyke Marsh) Help protect native plants by pulling and clipping invasive plants. We will train volunteers to identify the five or so target plants. We kindly ask that you not bring pets. Invasive plants can threaten and outcompete native plants. Bring gloves, hand clippers and water. We will supply instructions, examples and trash bags.

Invasive Plant Removal at 630 East
2026-03-14 10:00 - 12:00 | Reservation 630 East, 2801 Quebec Street Northwest, Washington, 20008
(DC) (Rock Creek Conservancy) Join Rock Creek Conservancy and Weed Warrior leader Rena Subotnik or 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. Event location, directions, and information will be sent from the event leader 48 hours prior to the event.

Invasive Plant Removal at Broad Branch
2026-03-14 10:00 - 12:00 | MD
(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 native plants to thrive in the understory. Event location, directions, and information will be sent from the event leader 48 hours prior to the event.

Wild Rice Seeding at River Terrace
2026-03-14 10:30 - 12:30 | River Terrace Park, 382 Anacostia Ave NE, Washington, DC, 20019, United States
(DC) (Anacostia Watershed Society) Join the Anacostia Watershed Society to propagate wild rice (Zizania aquatica) seeds through mudballing (seeding) in wetlands along the River Terrace Park section of the Anacostia River. We will mix the wild rice seeds in mud and toss our wild rice mudballs into exposed mudflats to encourage plant growth.

Shepherd Parkway Community Cleanup
2026-03-14 10:30 - 13:00 | Shepherd Parkway, 555 Newcomb Street SE, Washington, DC, 20032, United States
(DC) (Ward 8 Woods) Join Ward 8 Woods every second Saturday of the month to restore Shepherd Parkway by removing trash and invasive vines that are smothering the trees. Since 2011, over 2,000 volunteers have removed over 200 tons of trash from the woods and cut invasive vines from over 500 trees, but much work remains to be done.
Give back to the earth, exercise your body, spend time in nature and meet cool people with the Ward 8 Woods Conservancy.

Wild & Wise: 19th Century Women and the Power of Nature
2026-03-14 11:00 - 12:00 | Rock Creek Park Nature Center and Planetarium, 5200 Glover Rd, Washington DC, 20015, United States
(DC) (National Park Service) Step into sturdy boots and grab an imaginary field journal—it’s time to wander back to the 1800s! Long before hashtags and hiking gear, adventurous women were roaming forests, pressing wildflowers, studying birds, and turning curiosity into courage. They weren’t just admiring nature—they were helping spark the Naturalist Movement and laying the groundwork for conservation.
Join us to uncover the stories of these trailblazing women who transformed gardens, fields, and woodlands into spaces of science, creativity, and bold new ideas.

Sunday Morning Bird Walk at Dyke Marsh
2026-03-15 08:00 - 10:00 | Dyke Marsh, Alexandria, VA, 22307, United States
(VA) (Friends of Dyke Marsh) Join FODM for a bird walk every Sunday at 8 a.m. The Dyke Marsh Wildlife Preserve is a freshwater, tidal marsh on the Virginia side of the Potomac River in Fairfax County. It is a unit of the George Washington Memorial Parkway, U.S. National Park Service.

Invasive Plant Removal at 630 West
2026-03-15 10:00 - 12:00 | Reservation 630 West, 3031 Sedgwick Street Northwest, Washington, DC, 20008, United States
(DC) (Rock Creek Conservancy) Join Rock Creek Conservancy, the National Park Service, and 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. Event location, directions, and information will be sent from the event leader 48 hours prior to the event.

Monday Morning Birdwalk at Huntley Meadows
2026-03-16 08:00 - 10:00 | Huntley Meadows, 3701 Lockheed Blvd, Alexandria, VA, 22306, 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.

Accessible Birding Programs and Places (Virtual)
2026-03-17 16:00 - 18:30 | MD
(MD) (Natural History Society of Maryland) This extended workshop builds on the introductory presentation, Birding CAN Change the World, and is designed for those who are ready to move from learning into implementation.
Participants will take a deeper dive into what accessibility in birding truly looks like in practice. Together, we will explore real-world case studies from across the country that show how organizations, municipalities, parks, and nature centers have assessed barriers, made meaningful changes, and created more inclusive birding experiences for people with disabilities and other health concerns.

Hillwood Orchids Tour
2026-03-18 10:30 - 11:00 | Hillwood Estate, 4155 Linnean Avenue, NW, Washington, DC, 20008, United States
(DC) (Hillwood) Join one of Hillwood’s orchid experts for a twenty-minute tour of the greenhouse, which houses Marjorie Merriweather Post’s extensive collection of exotic orchids, as well as cut flowers grown for floral arrangements throughout the mansion.

Weed Warrior Info Session
2026-03-18 18:00 - 19:00 | MD
(DC) (Rock Creek Conservancy) Join us for an information session about our upcoming Weed Warrior training. This session is for individuals who would like to learn about the Weed Warrior Program and what it means to be a Weed Warrior at one of Rock Creek Conservancy’s Mini Oasis Sites. We’ll discuss the commitment involved, the type of work you’ll take on, and the impact you can have on the health of Rock Creek Park. Whether you’re new to invasive plant work or looking to deepen your involvement, this is a great opportunity to ask questions and see if the program is the right fit for you.

DC Environmental Film Festival
2026-03-19 - 2026-03-28 | MD
(DMV) (DC Environmental Film Festival) This year’s festival is dedicated to amplifying the unwavering voices of those who press on in defense of our planet, even in the face of significant challenges. This year’s programs will spotlight powerful stories of innovation and action — while forging partnerships with local and national organizations leading the fight for a better future. The work can’t stop when there are important stories waiting to be told.

Invasive Plant Removal at Picnic Grove 6
2026-03-20 10:00 - 12:00 | MD
(DC) (Rock Creek Conservancy) Help the National Capital Region Invasive Plant Management Team and Rock Creek Park remove invasive species at Picnic Grove 6! We will remove invasive Lonicera japonica (vine honeysuckle), Ampelopsis brevipedunculata (porcelain berry), Rubus phoniculaceous (wineberry), and other invasive shrubs and vines. Our goal is to remove these plants to make room for native flora and fauna in this area.

Invasive Vine Removal at Catholic U
2026-03-20 14:30 - 16:30 | Catholic Univeristy, 620 Michigan Ave NE, Washington, DC, 20064, United States
(DC) (Casey Trees) Join Meredith from CCAN to remove Invasive Vines at Catholic University. We will spend the first 30 minutes doing a brief training on invasive vines and best practices for removal, and spend about 2 hours removing vines from the trees. We will focus on non-native invasive vines including porcelainberry (Ampelopsis glandulosa var. brevipedunculata) and English ivy (Hedera helix).

Invasive Plant Early Detection at Peirce Mill
2026-03-21 10:00 - 13:00 | Peirce Mill, 2401 Tilden St NW, Washington DC, 20008, United States
(DC) (Rock Creek Conservancy) Help the National Capital Region Invasive Plant Management Team, Rock Creek Park, and Invader Detectives survey for Corydalis incisa (Incised Fumewort). We will be hiking along the creek on trails south of Peirce Mill and using pin flags and iNaturalist to record any instance of the plant that we find. Corydalis incisa was first detected in Bronx County, NY in 2005 and has spread rapidly across the East coast ever since. C. incisa forms dense populations that suppress native plant growth. Our goal is to search for and understand the extent of both of this species so we can assess potential responses.

Drawing Carnivorous Plants (Virtual)
2026-03-21 10:30 - 12:00 | MD
(DC) (US Botanic Garden) Both beginners and experienced artists can explore the weird and wonderful world of carnivorous plants! Their unique botanical structures make carnivorous plants terrifyingly terrific drawing subjects. These ferocious drawing subjects provide a great opportunity to develop your artistic eye for detail, proportion, and balance.
Mary Ellen Carsley, Artist Educator

Celebrate the Natural Heritage of Deanwood
2026-03-21 11:00 - 13:00 | Deanwood Neighborhood Library, 1350 49th St NE, Washington, DC, 20019, United States
(DC) (DC Public Library) It’s Spring! Join Capital Nature, Young, Gifted & Green, and Deanwood Library for a multi-generational celebration of Deanwood’s natural environment. Hear from individuals – past and present – who are helping keep Deanwood green and beautiful. We will have activities for children and adults. This program is brought to us by Capitol Nature and Young, Gifted & Green. Refreshments will be served by the Deanwood Citizens Association.

Blossoms in America's Backyard
2026-03-21 13:30 - 15:00 | Peirce Mill, 2401 Tilden St NW, Washington DC, 20008, United States
(DC) (Rock Creek Conservancy) This time of year in Washington, DC is all about the Cherry Blossoms, but before the cherry trees on the Tidal Basin were a thing, the roots of DC’s cherry blossom history got planted in the Rock Creek Valley. Come for a short ranger talk about the history of cherry trees in Washington away from the bustle of the Tidal Basin and then enjoy a walk up to 2 miles through some of our trails to see what’s blooming this spring in Rock Creek Park.

Community Tree Planting at Armed Forces Retirement Home
2026-03-23 09:00 - 13:00 | Armed Forces Retirement Home, 140 Rock Creek Church Rd NW, Washington, DC, 20011
(DC) (Casey Trees) Join Casey Trees as we partner with the Washington Wizards to plant trees at the Armed Forces Retirement Home!
You provide the volunteers, we provide all the necessary tools and supplies to plant the trees. Participants will receive a hands-on training on site. After learning the tools and techniques, participants will be split up into groups supervised by a trained volunteer Team Leader and begin planting trees throughout the space.

Stream Team Leader Training (Virtual)
2026-03-24 18:00 - 19:00 | MD
(DC) (MD) (Rock Creek Conservancy) Please join Rock Creek Conservancy for a virtual training for our Stream Team Leader program. Stream Team Leaders are dedicated volunteers that work with the Conservancy to host their own trash cleanups and stormwater engagement events, increasing stewardship actions within their communities and throughout Washington, D.C. and Montgomery County, MD. The training will take place on zoom. A link will be sent to all registered participants on the day of the training.

Birding by Ear (Virtual)
2026-03-24 19:00 - 20:00 | MD
(VA) (Northern Virginia Bird Alliance) Do you want to learn how to bird by ear or improve your song identification? Join us for a virtual course on Birding by Ear with Colt Gregory. During this program, your instructor will:

Explain the many benefits of birding by ear

Introduce some of the most common birds through their songs and calls

Share helpful resources and apps to help you practice and improve your birding-by-ear skills.

This program is designed for beginner birders but can also serve as a helpful refresher for more experienced birders.
