Grass River Natural Area Inc.

Take a leisurely stroll through the scenic trails of Grass River Nature Area alongside knowledgeable docent Lyn Petty. Discover the stun...

Did you know that Michigan has over 70 distinct natural communities? Many of these are wetland communities. Our natural communities are ...

Families with children ages 0–5 are invited to join us at Grass River Natural Area for free, nature-based playgroups on the 1st & 3rd Th...

There is no better way to experience Grass River than by paddling its calm waters and enjoying its unique wildlife! On this guided tour,...

Join us as we look for summer fungi along the trials at Grass River. We'll learn the varieties that grow here at GRNA and how to identif...