Princeton NJ Nature Reserves Events Calendar

February 25

Maple Sugaring, The Watershed
10:00 AM - 4:00 PM

March 04

Winter Fairy Festival @The Watershed
11:00 AM - 1:00 PM

March 18

World Water Day @The Watershed - Two Sessions
10:00 AM

March 24

Mapleton Preserve at Dusk, Friends of Princeton Nursery Lands
6:45 PM - 8:00 PM

March 26

Film Screening "Organic Roots – 50 years of the Northeast Organic Farming Association (NOFA.)", The Watershed
1:00 PM - 3:00 PM

April 15

17th Annual Watershed Stream Cleanups
9:00 AM - 11:00 AM

April 22

17th Annual Watershed Stream Cleanups
9:00 AM - 11:00 AM

May 13

LGBTQIA Community Trivia Hike, The Watershed
10:00 AM

June 10

Butterfly House Opening, The Watershed Institute
10:00 AM - 12:00 PM

June 21

Solstice Run, The Watershed
4:30 PM

June 23

Fabulous Fireflies Evening, The Watershed Institute
7:00 PM - 9:30 PM

June 28

Art in Nature, The Watershed
6:00 PM

July 14

Nature Walk: Exploring Mountain Lake, FOPOS
2:00 PM - 4:00 PM

July 15

Summer Fairy Festival, The Watershed
10:00 AM - 12:30 PM

July 23

Eastern Screech Owl Walk, FOPOS
8:30 PM - 4:00 PM

August 05

23rd Annual Butterfly Festival, The Watershed Institute
10:00 AM - 5:00 PM

August 25

Nature Walk: Herpetofauna of New Jersey, Friends of Princeton Open Space
2:00 PM - 4:00 PM

September 10

Guided Bird Walk with Winnie Hughes Spar, Friends of Princeton Open Space
8:00 AM - 10:00 AM

Outdoor Yoga, Friends of Princeton Open Space
10:00 AM - 11:00 AM

September 12

Preschool Nature Class: Goodbye Summer, Hello Fall @The Watershed
10:00 AM - 11:30 PM

September 19

Preschool Nature Class: Monarch Madness @The Watershed
10:00 AM - 11:30 PM

September 23

2023 Mountain Lakes 5k Trail Run + Walk, FOPOS
9:00 AM - 11:00 AM

Eastern Screech Owl Evening Walk, Friends Of Princeton Open Space
8:00 PM - 9:15 PM

September 24

Outdoor Yoga, Friends of Princeton Open Space
10:00 AM - 11:00 AM

September 30

Watershed Fest - Annual Benefit
6:30 PM - 10:30 PM

October 03

Preschool Nature Classes, The Watershed
10:00 AM - 11:30 AM

October 06

Creepy Spider Hunt, The Watershed
7:30 PM - 9:00 PM

October 17

Preschool Nature Classes, The Watershed
10:00 AM - 11:30 AM

October 20

Halloween Outdoor Movie, Plainsboro Preserve
7:00 PM

October 21

Native Seed Collection Workshop, The Watershed
1:00 PM - 2:00 PM

October 24

Preschool Nature Classes, The Watershed
10:00 AM - 11:30 AM

October 28

Halloween Hike, The Watershed
7:30 PM - 9:00 PM

October 31

Preschool Nature Classes, The Watershed
10:00 AM - 11:30 AM

November 09

Watershed Wednesdays Series: Northern Saw-Whet Owl Research Presentation
6:30 PM - 8:00 PM

November 18

Eel Feeding and Storytime with Al, The Watershed
11:00 AM

November 30

Sip & Shop Holiday Craft Market at The Watershed
6:00 PM - 9:00 PM