CANCELLED: Bird Walk
2025-02-16 08:00 - 11:00 (America/New_York) | Great Marsh Institute, 28 MOORES RD, Elverson, PA, 19520, United States
This weekend’s bird walk has been cancelled due to inclement weather. We apologize for any inconvenience.

Come join us at The Great Marsh Institute on Sunday, February 16th at 8:00 AM for our monthly bird walk. Please RSVP to lori@greatmarshinstitute.org. This will help us to organize and keep groups small. This event is free but donations are always welcome via our Paypal, Venmo, or cash donations at the door.

Bird Walk
2025-03-09 08:00 - 11:00 | Great Marsh Institute, 28 MOORES RD, Elverson, PA, 19520, United States
Come join us at The Great Marsh Institute on Sunday, March 9th at 8:00 AM for our monthly bird walk. Please RSVP to lori@greatmarshinstitute.org. This will help us to organize and keep groups small. This event is free but donations are always welcome via our Paypal, Venmo, or cash donations at the door.

Artist Day
2025-03-23 | Great Marsh Institute, 28 MOORES RD, Elverson, PA, 19520, United States
Calling all photographers, painters, and artists! Sunday, March 23rd the Great Marsh will be open dawn to dusk for all interested artists. Take a self-guided tour to paint, take photos, and enjoy the property.
If you are interested in attending, please RSVP to lori@greatmarshinstitute.org with your name and the time you plan to arrive. Check-in will be at the Farm House.
This event is free of charge but we humbly ask for a suggested donation of $20. Donate through our Paypal, Venmo, or make a cash donation at the door.

Great Marsh Mud Mosey
2025-04-12 10:00 - 15:00 | Great Marsh Institute, 28 MOORES RD, Elverson, PA, 19520, United States
Welcome to the Second Annual Great Marsh Mud Mosey! This event features two signup options throughout the unique environmental landscape: an approximately 5k run and a one-mile walk. Proceeds of this event go to benefit two local nonprofit organizations: Great Marsh Institute and ChesCo Search Dogs (more info listed at our sign-up link below).
https://runsignup.com/Race/PA/Elverson/GreatMarshMudMosey
The course is relatively flat but will pass along through the marsh ponds on the property, alongside wooded boundaries past 100’s of acres of farm land and then into the muddy portion of the property and finish on the only paved road before you hit the finish line. The race/walk is limited to the first 150 runners.

Bird Walk
2025-04-13 08:00 - 11:00 | Great Marsh Institute, 28 MOORES RD, Elverson, PA, 19520, United States
Come join us at The Great Marsh Institute on Sunday, April 13th at 8:00 AM for our monthly bird walk. Please RSVP to lori@greatmarshinstitute.org. This will help us to organize and keep groups small. This event is free but donations are always welcome via our Paypal, Venmo, or cash donations at the door.

Nature Walk with Diana Cormack
2025-04-13 16:00 - 18:00, 2025-04-27 16:00 - 18:00, 2025-05-10 16:00 - 18:00 | Great Marsh Institute, 28 MOORES RD, Elverson, PA, 19520, United States
Join Diana Cormack, a PA Master Naturalist, for a nature walk and see what is blooming at the Great Marsh. Wood anemone, jack in the pulpit, spring beauty, wild geraniums, and May apples can all be spotted, as well as trout lily leaves and Canada mayflower that will bloom soon. Please RSVP to lori@greatmarshinstitute.org. This will help us to organize and keep groups small.

Artist Day
2025-04-19 | Great Marsh Institute, 28 MOORES RD, Elverson, PA, 19520, United States
Calling all photographers, painters, and artists! Saturday, April 19th the Great Marsh will be open dawn to dusk for all interested artists. Take a self-guided tour to paint, take photos, and enjoy the property.
If you are interested in attending, please RSVP to lori@greatmarshinstitute.org with your name and the time you plan to arrive. Check-in will be at the Farm House.
This event is free of charge but we humbly ask for a suggested donation of $20. Donate through our Paypal, Venmo, or make a cash donation at the door.

The Art of Bird Photography
2025-05-02 18:00 - 2025-05-03 07:00 | Great Marsh Institute, 28 MOORES RD, Elverson, PA, 19520, United States
Join us May 2nd & 3rd as local bird photographer and hobbyist, Hilary Vadner, discusses, “The Art of Bird Photography.”

May 2nd from 6pm-8pm, In the Nature Center, there will be a presentation on avian photography techniques and tips.
May 3rd at 7am, Students will have the opportunity to bring their cameras and reconvene at the Great Marsh for a morning of mentored practice with Hilary in this spectacular and photo-worthy landscape.

Hilary is an avid photographer. Her work has been recognized by Wild Birds Unlimited BirdSpotter Contest (2022); Birds ’n Blooms Annual Photo Contest (2023); and Friends of Heinz Refuge Nature in Focus Photo Competition (2024).

10 spaces available with a wait list
$50 suggested donation

Sign up today!

Wyncote Audubon Society Bird Walk
2025-05-04 08:00 - 11:00 | Great Marsh Institute, 28 MOORES RD, Elverson, PA, 19520, United States
Come join us at The Great Marsh Institute on Sunday, May 4th at 8:00 AM for our monthly bird walk in collaboration with the Wyncote Audubon Society. Please RSVP to lori@greatmarshinstitute.org. This will help us to organize and keep groups small. This event is free but donations are always welcome via our Paypal, Venmo, or cash donations at the door.

Honey Bee Apiary Tour
2025-05-10 13:00 - 15:00 | Great Marsh Institute, 28 MOORES RD, Elverson, PA, 19520, United States
Join us for a brand new event: Honey Bee Apiary Tour and Honey Tasting, Walk & Talk, Q&A. Master beekeeper, Frank Ruthkosky, is the owner of Exton Bee Company and is the Apiary Inspector for the Pennsylvania Department of Agriculture. Frank has had honey bee hives on our property for the past 3 years. Join us at 1:00 PM for a walking tour of his working bee hives (the walk is about 2 miles round trip with an uphill climb). After the walk (at approximately 2:00 PM) there will be a talk, Q&A, and honey tasting in the Nature Center. Feel free to join for just the walk, talk/tasting, or both!
Please RSVP to lori@greatmarshinstitute.org to attend. This event is free of charge but donations are always welcome via our Paypal, Venmo, or cash donations at the door.

Baird Ornithological Society Bird Walk
2025-05-18 08:00 - 11:00 | Great Marsh Institute, 28 MOORES RD, Elverson, PA, 19520, United States
Come join us at The Great Marsh Institute on Sunday, May 18th at 8:00 AM for our monthly bird walk on collaboration with the Baird Ornithological Society. Please RSVP to lori@greatmarshinstitute.org. This will help us to organize and keep groups small. This event is free but donations are always welcome via our Paypal, Venmo, or cash donations at the door.

Artist Day
2025-05-25 | Great Marsh Institute, 28 MOORES RD, Elverson, PA, 19520, United States
Calling all photographers, painters, and artists! Sunday, May 25th the Great Marsh will be open dawn to dusk for all interested artists. Take a self-guided tour to paint, take photos, and enjoy the property.
If you are interested in attending, please RSVP to lori@greatmarshinstitute.org with your name and the time you plan to arrive. Check-in will be at the Farm House.
This event is free of charge but we humbly ask for a suggested donation of $20. Donate through our Paypal, Venmo, or make a cash donation at the door

Artist Day
2025-06-21 | Great Marsh Institute, 28 MOORES RD, Elverson, PA, 19520, United States
Calling all photographers, painters, and artists! Saturday, June 21st the Great Marsh will be open dawn to dusk for all interested artists. Take a self-guided tour to paint, take photos, and enjoy the property.
If you are interested in attending, please RSVP to lori@greatmarshinstitute.org with your name and the time you plan to arrive. Check-in will be at the Farm House.
This event is free of charge but we humbly ask for a suggested donation of $20. Donate through our Paypal, Venmo, or make a cash donation at the door

CANCELLED: Bird Walk
2025-06-29 08:00 - 11:00 | Great Marsh Institute, 28 MOORES RD, Elverson, PA, 19520, United States
This month’s bird walk has been cancelled.
Come join us at The Great Marsh Institute on Sunday, June 29th at 8:00 AM for our monthly bird walk. Please RSVP to lori@greatmarshinstitute.org. This will help us to organize and keep groups small. This event is free but donations are always welcome via our Paypal, Venmo, or cash donations at the door.

Artist Day
2025-07-20 | Great Marsh Institute, 28 MOORES RD, Elverson, PA, 19520, United States
Calling all photographers, painters, and artists! Sunday, July 20th the Great Marsh will be open dawn to dusk for all interested artists. Take a self-guided tour to paint, take photos, and enjoy the property.
If you are interested in attending, please RSVP to lori@greatmarshinstitute.org with your name and the time you plan to arrive. Check-in will be at the Farm House.
This event is free of charge but we humbly ask for a suggested donation of $20. Donate through our Paypal, Venmo, or make a cash donation at the door

Bird Walk
2025-07-27 07:00 - 10:00 | Great Marsh Institute, 28 MOORES RD, Elverson, PA, 19520, United States
Come join us at The Great Marsh Institute on Sunday, July 27th at 7:00 AM for our monthly bird walk. Please RSVP to lori@greatmarshinstitute.org. This will help us to organize and keep groups small. This event is free but donations are always welcome via our Paypal, Venmo, or cash donations at the door.

Great Marsh Bat and Bug Night
2025-08-16 19:00 - 21:00 | Great Marsh Institute, 28 MOORES RD, Elverson, PA, 19520, United States
Title: Great Marsh Bat and Bug Night
Date: August 16
Time: 7:00 PM
Description: Get a taste of the night life at the Great Marsh. Insects such as moths and caddisflies wake up when the sun sets. And where there are insects, other critters like bats show up to eat them. We will lure nocturnal insects in to observe and document them while we also keep track of and learn about bats flying above us. Bring a flashlight. Dress for buggy conditions and uneven natural surfaces. Please RSVP to lori@greatmarshinstitute.org. This will help us to organize and keep groups small. This event is free but donations are always welcome.

Artist Day
2025-08-23 | Great Marsh Institute, 28 MOORES RD, Elverson, PA, 19520, United States
Calling all photographers, painters, and artists! Saturday, August 23rd the Great Marsh will be open dawn to dusk for all interested artists. Take a self-guided tour to paint, take photos, and enjoy the property.
If you are interested in attending, please RSVP to lori@greatmarshinstitute.org with your name and the time you plan to arrive. Check-in will be at the Farm House.
This event is free of charge but we humbly ask for a suggested donation of $20. Donate through our Paypal, Venmo, or make a cash donation at the door

Bird Walk
2025-08-24 08:00 - 11:00 | Great Marsh Institute, 28 MOORES RD, Elverson, PA, 19520, United States
Come join us at The Great Marsh Institute on Sunday, August 24th at 8:00 AM for our monthly bird walk. Please RSVP to lori@greatmarshinstitute.org. This will help us to organize and keep groups small. This event is free but donations are always welcome via our Paypal, Venmo, or cash donations at the door.

Great Marsh Mud Mosey
2025-09-16 08:00 - 17:00 | PA
Welcome to the First Annual Great Marsh Mud Mosey which feature a 5Kish run throughout a very unique private property in Northern Chester County. The race proceeds will be donated to the Great Marsh Institute and ChesCo Search Dogs.
More event details coming soon!

Artist Day
2025-09-21 | Great Marsh Institute, 28 MOORES RD, Elverson, PA, 19520, United States
Calling all photographers, painters, and artists! Sunday, September 21st the Great Marsh will be open dawn to dusk for all interested artists. Take a self-guided tour to paint, take photos, and enjoy the property.
If you are interested in attending, please RSVP to lori@greatmarshinstitute.org with your name and the time you plan to arrive. Check-in will be at the Farm House.
This event is free of charge but we humbly ask for a suggested donation of $20. Donate through our Paypal, Venmo, or make a cash donation at the door

Bird Walk
2025-09-21 08:00 - 11:00 | Great Marsh Institute, 28 MOORES RD, Elverson, PA, 19520, United States
Come join us at The Great Marsh Institute on Sunday, September 21st at 8:00 AM for our monthly bird walk. Please RSVP to lori@greatmarshinstitute.org. This will help us to organize and keep groups small. This event is free but donations are always welcome via our Paypal, Venmo, or cash donations at the door.

Bird Walk
2025-10-12 08:00 - 11:00 | Great Marsh Institute, 28 MOORES RD, Elverson, PA, 19520, United States
Come join us at The Great Marsh Institute on Sunday, October 12th at 8:00 AM for our monthly bird walk. Please RSVP to lori@greatmarshinstitute.org. This will help us to organize and keep groups small. This event is free but donations are always welcome via our Paypal, Venmo, or cash donations at the door.

Artist Day
2025-10-19 | Great Marsh Institute, 28 MOORES RD, Elverson, PA, 19520, United States
Calling all photographers, painters, and artists! Sunday, October, 19th the Great Marsh will be open dawn to dusk for all interested artists. Take a self-guided tour to paint, take photos, and enjoy the property.
If you are interested in attending, please RSVP to lori@greatmarshinstitute.org with your name and the time you plan to arrive. Check-in will be at the Farm House.
This event is free of charge but we humbly ask for a suggested donation of $20. Donate through our Paypal, Venmo, or make a cash donation at the door

7th Annual Work Party
2025-11-01 08:00 - 2025-11-02 17:00 | Great Marsh Institute, 28 MOORES RD, Elverson, PA, 19520, United States
Join us November 1st or 2nd for our 7th annual work party cleaning up the trails around the Great Marsh. Please bring your own tools (clippers, weedwackers, chainsaws and/or hedge trimmers etc) and RSVP for a time slot at: lori@greatmarshinstitute.org
The time slots are as follows:
November 1: 8am-Noon
November 1: Noon-4pm
November 2: 8am-Noon
November 2: Noon-4pm
Thanks for your help in advance.

Bird Walk
2025-11-09 08:00 - 11:00 | Great Marsh Institute, 28 MOORES RD, Elverson, PA, 19520, United States
Come join us at The Great Marsh Institute on Sunday, November 9th at 8:00 AM for our monthly bird walk. Please RSVP to lori@greatmarshinstitute.org. This will help us to organize and keep groups small. This event is free but donations are always welcome via our Paypal, Venmo, or cash donations at the door.

Artist Day
2025-11-23 | Great Marsh Institute, 28 MOORES RD, Elverson, PA, 19520, United States
Calling all photographers, painters, and artists! Sunday, November 23rd the Great Marsh will be open dawn to dusk for all interested artists. Take a self-guided tour to paint, take photos, and enjoy the property.
If you are interested in attending, please RSVP to lori@greatmarshinstitute.org with your name and the time you plan to arrive. Check-in will be at the Farm House.
This event is free of charge but we humbly ask for a suggested donation of $20. Donate through our Paypal, Venmo, or make a cash donation at the door

Bird Walk
2025-12-14 08:00 - 11:00 | Great Marsh Institute, 28 MOORES RD, Elverson, PA, 19520, United States
Come join us at The Great Marsh Institute on Sunday, December 14th at 8:00 AM for our monthly bird walk. Please RSVP to lori@greatmarshinstitute.org. This will help us to organize and keep groups small. This event is free but donations are always welcome via our Paypal, Venmo, or cash donations at the door.
