Cocktails & Conversations: Future-Proofing D.C.'s Flora (On-site Special Program)

Dr. Todd Rounsaville, Manager of the Woody Landscape Plant Germplasm Repository of the U.S. National Arboretum; Maddie Bright, Executive Director, Earth Sangha; Dr. Susan Pell, Botanist and Executive Director, U.S. Botanic Garden  
Experience the magic of the U.S. Botanic Garden Conservatory at night and get inspired by the potential of plants and people. Join USBG Executive Director and botanist Dr. Susan Pell in conversation with local experts as they discuss the science and community efforts behind native plant seed saving and habitat restoration in the District and beyond. You’ll hear first-hand from the researchers and community changemakers leading plant conservation solutions.  

Program:  

  • 6:30-7:15 pm: Doors open at 6:30 pm. Enjoy a selection of seasonal cocktails, mocktails, and delicious plant-based small plates available for purchase from D.C.’s own Magpie and the Tiger.  
  • 7:15-8:00 pm: Panel conversation begins at 7:15 pm.  
  • 8:00-8:30 pm: Following the conversation, chat with Dr. Pell, guest panelists, and fellow attendees. You’ll be able to grab another drink and enjoy special access to explore the Conservatory after hours. Doors close at 8:30 pm.  

Please note: Attendees of this program must be 21 and older. Food and beverages, as well as seating will be limited. To guarantee your opportunity to find a seat and enjoy a drink and a snack, please arrive when doors open at 6:30 pm.

This program is offered in collaboration with the Friends of the U.S. Botanic Garden. If you're interested in supporting educational programs through a donation to the Friends of the U.S. Botanic Garden, click here.

Intended Audience: Adult All Levels (ages 21 years and older)

Thursday, May 28, 2026
6:30 PM to 8:30 PM Eastern
Location: Conservatory Garden Court
FREE: Pre-registration required

Early registration for Friends of the USBG will open on
Monday, April 27, 2026 at 10:00 AM Eastern.

General registration will open on 
Monday, May 4, 2026 at 10:00 AM Eastern.

About the presenters

Dr. Todd Rounsaville

Manager, Woody Landscape Plant Germplasm Repository
U.S. National Arboretum
Dr. Todd Rounsaville is the manager of the Woody Landscape Plant Germplasm Repository at the U.S. National Arboretum. There he works to collect, document, preserve, evaluate, enhance and distribute plant genetic resources. Todd comes from the Polly Hill Arbore...(read more)

Madeline Bright

Executive Director
Earth Sangha
Madeline Bright is the executive director at Earth Sangha, a non-profit native plant nursery and organization focused on restoring native plant communities. During her time at Earth Sangha, Maddie has worked closely with ecologists, botanists, and park manager...(read more)

Dr. Susan Pell

Executive Director
U.S. Botanic Garden
Dr. Susan Pell is a botanist, educator, and the Executive Director of the United States Botanic Garden. Susan has traveled the world collecting plants for scientific study. Her research has focused on the Anacardiaceae family which includes cashews, sumac, and...(read more)