All Day

DC Environmental Film Festival (Hybrid)

(DC) (DC Environmental Film Festival) For over 30 years, the Environmental Film Festival in the Nation’s Capital has been inspiring our community through the power of film to incite change and take action so that we can preserve our planet for future generations. We harness the power of film and community to illuminate, celebrate, and inspire positive and lasting action ...

National Cherry Blossom Festival

(DC) (National Cherry Blossom Festival) The National Cherry Blossom Festival commemorates the 1912 gift of 3,000 cherry trees from Mayor Yukio Ozaki of Tokyo to the city of Washington, DC, and celebrates the enduring friendship between the people of the United States and Japan. Today’s Festival now spans four weeks and welcomes more than 1.5 million people to enjoy diverse ...

Flowering 5k at the Arboretum

United States National Arboretum 3501 New York Avenue NE, Washington DC

(DC) (Friends of the National Arboretum) Enjoy spring at the U.S. National Arboretum during FONA's Flowering 5K. This run or walk will take you past garden collections brightly colored with spring flowers, over tree-lined rolling hills, and along streams winding their way to the Anacostia River. Enjoy cherry blossoms, magnolias, and so much more! This race is not only scenic ...

Free – $55

Sunday Morning Bird Walk at Dyke Marsh

Dyke Marsh Alexandria

(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.

Free

Bird Walk at Dumbarton Oaks Park

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

(DC) (DC Bird Alliance) Join us for a bird walk at this beautiful hotspot, home to an impressive number of resident and migrating species.

Mindful Walk and Forest Bathing at Dumbarton

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

(DC) (DC Bird Alliance) Join us for this very special bird walk as we discover, or rediscover, what is means for us to be a birder. What connects in your mind, body and soul when you hear a tiny soprano in perfect pitch singing to you?

Spring Wildflower Walk at Locust Grove

Locust Grove Nature Center 7777 Democracy Blvd, Bethesda

(MD) (Montgomery Parks) For just a few magical weeks in the Spring, the forest floor is studded with our most beautiful woodland wildflowers, including spring beauties, bluebells, and bloodroot. Take a leisurely stroll through the park with our Master Naturalists who will interpret this spectacular show before it disappears entirely (at least until next spring!).

$7

Native Plant Gardening Clinic

Long Branch Nature Center & Park 625 S Carlin Springs Rd, Arlington

(VA) (Arlington Parks) This is a pop-in event and no appointment is necessary. Naturalists and gardeners will be ready to guide you in your native plant gardening journey. You can also get help pre-ordering for our Spring Native Plant Sale. Adults.

Exhibit: Dazzling Diversity

(DC) (Smithsonian) Celebrate the vast and varied insect world through the pages of early natural history books from the Smithsonian Libraries and Archives. Dazzling Diversity provides a glimpse into the wealth of recorded scientific knowledge in these books, and the continuing relevance of historical science to contemporary biodiversity research. It offers a snapshot of different classes of insects and their habitats, while showcasing ...

Cleanup at Hillwood Manor Park

Hillwood Manor Neighborhood Park, Sligo Creek Trail 1301 Elson St, Takoma Park

(MD) (Friends of Sligo Creek) Join us at this lovely neighborhood park along Sligo Creek. Meet at the park on Elson Street. We’ll have trash and recycling bags, and gloves if you need them. All are welcome. Students can earn SSL hours; see the details when you register.

Spring Native Plant Walk

Meadowlark Botanical Gardens 9750 Meadowlark Gardens, Vienna

(VA) (NOVA Parks) Experience the beauty of spring woodlands on a guided walk through Meadowlark Botanical Gardens' Potomac Valley Collection! Led by Keith Tomlinson, former Meadowlark Garden Manager who developed and curated our native plant collection, this walk offers a unique opportunity to explore the region’s rich botanical diversity. With 45 years of experience in botanical gardens, museums, environmental education, ...

$8

Wild Forest Time at Black Hill

Black Hill Discovery Center 20926 Lake Ridge Drive, Boyds

(MD) (Montgomery Parks) Do you dream of building forts in the woods, or climbing a tree? Maybe you want to learn about woodland critters or create some art in the woods. Join us for a time to explore the woods how you want to. We’ll supply some materials and a space to create and explore, you supply the imagination and ...

Virginia’s State Salamander

Gulf Branch Nature Center & Park 3608 Military Rd, Arlington

(VA) (Arlington Parks) We'll learn about the life of salamanders including Virginia’s State Salamander, the northern red salamander and take a stroll in the park to see if we can find one! Families.

$6

Warbler Birdathon Bootcamp

National Wildlife Federation 11100 Wildlife Center Drive, Reston

(VA) (Northern Virginia Bird Alliance) Join us  for our quarterly live Audubon Afternoon at the National Wildlife Federation. Food and socializing will be followed by our formal program at 3:15pm, when guest speaker Matt Felperin will give us a Warbler Bootcamp in preparation for spring migration. He will also speak about Birdathon, our Spring fundraiser, and how to get your ...

Introduction to iNaturalist

Gulf Branch Nature Center & Park 3608 Military Rd, Arlington

(VA) (Arlington Parks) iNaturalist is an awesome tool to document and learn about the natural world around us. Come learn how to use the phone/tablet app and explore observations on the website, then put it into practice with a walk outside! Teens ages 12 and up welcome to attend with a registered adult.

$9
Capital Nature