Come join us at The Great Marsh Institute on Sunday, March 19th at 7:00 AM for our monthly bird walk. Note that the time has been shifted earlier this month. […]

Join us for a spring cleanup April 1st or 2nd at the Great Marsh. We’ll be cleaning up the trails around the property to keep them clear for our monthly […]

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 […]

Calling all photographers, painters, and artists! Sunday, April 16th the Great Marsh will be open dawn to dusk for all interested artists. Take a self-guided tour to paint, take photos, […]

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 […]

Come join us at The Great Marsh Institute on Sunday, April 23rd at 7:00 AM for our monthly bird walk. Note that the time has been shifted earlier this month. […]

EDIT: Due to thunderstorms on the forecast for this evening, we have decided to postpone this walk (previously scheduled for Saturday, April 22nd) and will instead be holding it tomorrow, […]

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 […]

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, […]

Photo by Julie Amador Calling all photographers, painters, and artists! Saturday, May 20th the Great Marsh will be open dawn to dusk for all interested artists. Take a self-guided tour […]

Come join us at The Great Marsh Institute on Sunday, May 21st at 7:00 AM for our monthly bird walk. Please RSVP to lori@greatmarshinstitute.org. This will help us to organize […]

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, […]