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. Click the link below for registration and more info! https://runsignup.com/Race/PA/Elverson/GreatMarshMudMosey

Come join us at The Great Marsh Institute on Sunday, April 14th 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.

Join Diana Cormack, a PA Master Naturalist, for a nature walk around the Great Marsh. We’ll look for spring wildflowers, identify native and non-native species and discuss their impact on this unique habitat. Please RSVP to lori@greatmarshinstitute.org. This will help us to organize and keep groups small. This event is free but donations are always […]

Calling all photographers, painters, and artists! Sunday, April 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 […]

Join Professional Wetland Scientist, Scott Bush, for a discussion on wetland soils of the Great Marsh. Come learn some basic information on soils and some specifics about the upland and wetland soils in and around the Great Marsh. Following a classroom discussion, join Scott on a walk of the Great Marsh to examine the various […]

Join Diana Cormack, a PA Master Naturalist, for a nature walk around the Great Marsh. We’ll look for spring wildflowers, identify native and non-native species and discuss their impact on this unique habitat. Please RSVP to lori@greatmarshinstitute.org. This will help us to organize and keep groups small. This event is free but donations are always […]

Join Diana Cormack, a PA Master Naturalist, for a nature walk around the Great Marsh. We’ll look for spring wildflowers, identify native and non-native species and discuss their impact on this unique habitat. Please RSVP to lori@greatmarshinstitute.org. This will help us to organize and keep groups small. This event is free but donations are always […]

Calling all photographers, painters, and artists! Saturday, May 11th 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 […]

Join Diana Cormack, a PA Master Naturalist, for a nature walk around the Great Marsh. We’ll look for spring wildflowers, identify native and non-native species and discuss their impact on this unique habitat. Please RSVP to lori@greatmarshinstitute.org. This will help us to organize and keep groups small. This event is free but donations are always […]

Come join us at The Great Marsh Institute on Sunday, May 19th 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.

Join Diana Cormack, a PA Master Naturalist, for a nature walk around the Great Marsh. We’ll look for spring wildflowers, identify native and non-native species and discuss their impact on this unique habitat. Please RSVP to lori@greatmarshinstitute.org. This will help us to organize and keep groups small. This event is free but donations are always […]

Calling all photographers, painters, and artists! Sunday, June 9th 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 […]