All Day

Nature Forward’s 44th Birdathon

(MD) (Nature Forward) Nature Forwards's 44th Birdathon is a celebration of nature that encourages people to enjoy nature's wonder while also helping fund their important conservation advocacy, environmental education, and nature restoration work. There are a few ways to get involved: Join a team, make a donation or be a corporate sponsor. Running April 15th through May 31st.

Mussel May

(DC) (MD) (Anacostia Watershed Society) The Anacostia River's freshwater mussels are thriving thanks to the efforts of the Anacostia Watershed Society and our supporters and volunteers, and it's time to celebrate! All through the month of May 2024, Anacostia Watershed Society will be holding events to share the magic of mussels with watershed residents.  Our calendar is chock full of ...

Spring Plant Bioblitz: Wildflowers and Trees

Carderock Recreation Area Parking Lot Potomac

(MD) (Maryland Native Plant Society) Take in the wonderful diversity of the the area between the tow path and the Potomac. Leader: Marney Bruce Directions will be included in registration confirmation.

Pup Day at Meadowlark

Meadowlark Botanical Gardens 9750 Meadowlark Gardens, Vienna

(VA) (NOVA Parks) Enjoy a walk through Meadowlark Botanical Gardens with your favorite canine on our special Pup Days at Meadowlark Botanical Gardens on the first and third Wednesdays of the month from 10am to 7pm. (through October). Please note:  Garden admission ends at 6:30pm.

$14

Gardener’s Focus Tour: Woodland Path

Hillwood 4155 Linnean Avenue NW, Washington DC

(DC) (Hillwood) Take a stroll this spring and explore the wonders of the woodland path! The tour will be led by Marshall Paquin, senior gardener, who will highlight the beautiful woodland path, created in 2016. Marshall has been with Hillwood for over fifteen years and during that time has been involved with the maintenance, construction, and design of the woodland ...

Free – $15
Capital Nature