Sustainability Events Calendar

Check out our sustainability calendar of events for a wide range of conference, trainings, and programs across the region.  In addition, we post information regarding Sustainable Maryland-sponsored events. You can also post events of interest to the Sustainable Maryland community by clicking on "Add Event" at right.  This link will only appear if you are logged into the website.  Click on "Sign in or sign up" on the top left of this page to log in.

Scroll down this page to see upcoming events listed in date order by category or search for specific events using the filters below.

To access past webinar recordings or download workshop presentations, click on "Past Webinars and Training" at right.

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Nature City Forum

March 26, 2019 - 9:00 am to 4:00 pm

Brookside Gardens Wheaton, Maryland

NatureCity Forum, a full day exploration of green infrastructure with designers, practitioners, planners and advocates. The day will include local, regional and national case studies, as well as tools and research on the planning and implementation of green infrastructure for climate resiliency, community building, human health and ecological benefit. Come add your voice to this day long exploration and discussion.



Event Type: Conferences

Howard County Greenfest

April 13, 2019 - 10:00 am to 1:52 pm

Howard Community College - Science, Engineering, and Technology Building

Planned Activities for 2019 

  • Tables with local green businesses and environmental non-profits
  • Native plant sale
  • Children's activities
  • Free compost bin giveaway
  • Workshops and speakers
  • Live birds and reptiles on display with local experts
  • Local food vendors
  • Free paper shredding


Event Type: Conferences

Thurmont - 2nd Annual Green Fest

April 13, 2019 - 10:00 am to 2:00 pm

Thurmont Regional Library

76 East Moser Road

Preservation, Conservation, & Wise Use of Resources
Learn about Native Habitats, Environmental Impacts, Food Sources, Reuse, Repurposing & Recycling in a FUN WAY! ALL AGES! 
Green Living Ideas, fun nature crafts, animals, learn how to plant a tree, and many green educational tables to visit. FREE Electronic recycling will be available too! If interested in participating contact Cindy at 


Event Type: Conferences

Prince George's County Pet Waste Management Summit

April 18, 2019 - 6:00 pm to 9:00 pm

Conference Room,1801 McCormick Drive, Largo 20774

Attendees will hear about the County's current pet waste management campaign, share best practices, and access resources to start their own local pet waste management program. Register online


Event Type: Conferences

The Humane Garden: Cultivating Compassion for all Creatures Severna Park

April 22, 2019 - 1:00 pm to 2:00 pm

Location and specific date/time TBD

Event Type: Conferences

Middletown Green Expo

April 27, 2019 - 10:00 am to 3:00 pm

Downtown District, Middletown, MD 21769

Event Type: Conferences

Maryland Day

April 27, 2019 - 10:00 am to 4:00 pm

University of Maryland

Enjoy a day of learning, fun and discovery. At the 21st annual Maryland Day, you’ll find a wide variety of family-friendly events and activities where you can explore our world of Fearless Ideas.  


Event Type: Conferences

Green Neighbor Festival

May 04, 2019 - 12:00 am to 11:59 am

Culler Lake Park, Frederick, MD

The Green Neighbor Festival committee is planning a week long celebration of sustainability in Frederick County. 


Event Type: Conferences

Frederick County Nature Fest

May 04, 2019 - 10:00 am to 2:00 pm

Catoctin Creek Park

2929 Sumantown Road Middletown, MD 21769

Join us at the park for a wide variety of family friendly activities including; live animal presentations, local environmental exhibitors, a silent auction, kids crafts, campfire activities, and more!


Event Type: Conferences

Greenbelt Green Man Festival

May 11, 2019 to May 12, 2019

Roosevelt Center

Join us, rain or shine, for two days of music, vendors, crafts, environmental awareness, food, and fun in beautiful downtown!


Event Type: Conferences