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No Tricks, Just Trees! Join FOPOS for a Halloween land stewardship volunteer session at the Billy Johnson Mountain Lakes Nature Preserve in Princeton.

Volunteer with the Friends of Princeton Open Space (FOPOS) on Saturday, October 31st, from 10 a.m. to 12 p.m. Bring a friend! Groups are welcome.

Celebrate Halloween by giving nature a treat; help plant trees! Join our stewardship team for a morning of hands-on ecological restoration at the Billy Johnson Mountain Lakes Nature Preserve in Princeton. Volunteers will work alongside FOPOS stewardship team to help restore native habitats and support biodiversity.

REGISTER TO VOLUNTEER

Join FOPOS for a community volunteer event at the Billy Johnson Mountain Lakes Nature Preserve in Princeton, NJ.

Volunteers will work with the stewardship team at forest or riparian restoration project sites on critical tasks such as invasive species removal, native planting, and installing cages around native plants to protect them from deer & beaver browse.

Volunteer with the Friends of Princeton Open Space (FOPOS) on Sunday, October 18th. There will be two volunteer sessions; the morning session is from 10 a.m. to 12 p.m. and the afternoon session is from 1 p.m. to 3 p.m. Come to one or both. Bring a friend! Groups are welcome.

REGISTER TO VOLUNTEER

Join FOPOS for a community volunteer event at the Billy Johnson Mountain Lakes Nature Preserve in Princeton, NJ.

Volunteers will work with the stewardship team at forest or riparian restoration project sites on critical tasks such as invasive species removal, native planting, and installing cages around native plants to protect them from deer & beaver browse.

Volunteer with the Friends of Princeton Open Space (FOPOS) on Sunday, October 18th. There will be two volunteer sessions; the morning session is from 10 a.m. to 12 p.m. and the afternoon session is from 1 p.m. to 3 p.m. Come to one or both. Bring a friend! Groups are welcome.

REGISTER TO VOLUNTEER

Join FOPOS for a community volunteer event at the Billy Johnson Mountain Lakes Nature Preserve in Princeton, NJ.

Volunteers will work with the stewardship team at forest or riparian restoration project sites on critical tasks such as invasive species removal, native planting, and installing cages around native plants to protect them from deer & beaver browse.

Volunteer with the Friends of Princeton Open Space (FOPOS) on Saturday, October 17th. There will be two volunteer sessions; the morning session is from 10 a.m. to 12 p.m. and the afternoon session is from 1 p.m. to 3 p.m. Come to one or both. Bring a friend! Groups are welcome.

REGISTER TO VOLUNTEER

Join FOPOS for a community volunteer event at the Billy Johnson Mountain Lakes Nature Preserve in Princeton, NJ.

Volunteers will work with the stewardship team at forest or riparian restoration project sites on critical tasks such as invasive species removal, native planting, and installing cages around native plants to protect them from deer & beaver browse.

Volunteer with the Friends of Princeton Open Space (FOPOS) on Saturday, October 17th. There will be two volunteer sessions; the morning session is from 10 a.m. to 12 p.m. and the afternoon session is from 1 p.m. to 3 p.m. Come to one or both. Bring a friend! Groups are welcome.

REGISTER TO VOLUNTEER

Join FOPOS for a community volunteer event at the Billy Johnson Mountain Lakes Nature Preserve in Princeton, NJ.

Volunteers will work with the stewardship team at forest or riparian restoration project sites on critical tasks such as invasive species removal, native planting, and installing cages around native plants to protect them from deer & beaver browse.

Volunteer with the Friends of Princeton Open Space (FOPOS) on Wednesday, October 14th. There will be a morning volunteer session from 10 a.m. to 12 p.m. Bring a friend! Groups are welcome.

REGISTER TO VOLUNTEER

Join FOPOS for a community volunteer event at the Billy Johnson Mountain Lakes Nature Preserve in Princeton, NJ.

Volunteers will work with the stewardship team at forest or riparian restoration project sites on critical tasks such as invasive species removal, native planting, and installing cages around native plants to protect them from deer & beaver browse.

Volunteer with the Friends of Princeton Open Space (FOPOS) on Saturday, October 10th. There will be two volunteer sessions; the morning session is from 10 a.m. to 12 p.m. and the afternoon session is from 1 p.m. to 3 p.m. Come to one or both. Bring a friend! Groups are welcome.

REGISTER TO VOLUNTEER

Join FOPOS for a community volunteer event at the Billy Johnson Mountain Lakes Nature Preserve in Princeton, NJ.

Volunteers will work with the stewardship team at forest or riparian restoration project sites on critical tasks such as invasive species removal, native planting, and installing cages around native plants to protect them from deer & beaver browse.

Volunteer with the Friends of Princeton Open Space (FOPOS) on Saturday, October 10th. There will be two volunteer sessions; the morning session is from 10 a.m. to 12 p.m. and the afternoon session is from 1 p.m. to 3 p.m. Come to one or both. Bring a friend! Groups are welcome.

REGISTER TO VOLUNTEER

Join FOPOS for a community volunteer event at the Billy Johnson Mountain Lakes Nature Preserve in Princeton, NJ.

Volunteers will work with the stewardship team at forest or riparian restoration project sites on critical tasks such as invasive species removal, native planting, and installing cages around native plants to protect them from deer & beaver browse.

Volunteer with Friends of Princeton Open Space on Saturday, October 3rd. There will be two sessions: the morning session will be from 9 to 11 am and the afternoon session is from 12 to 2 pm. Bring a friend, and groups are welcome!

REGISTER TO VOLUNTEER

Join FOPOS for a community volunteer event at the Billy Johnson Mountain Lakes Nature Preserve in Princeton, NJ.

Volunteers will work with the stewardship team at forest or riparian restoration project sites on critical tasks such as invasive species removal, native planting, and installing cages around native plants to protect them from deer & beaver browse.

Volunteer with Friends of Princeton Open Space on Saturday, October 3rd. There will be two sessions: the morning session will be from 9 to 11 am and the afternoon session is from 12 to 2 pm. Bring a friend, and groups are welcome!

REGISTER TO VOLUNTEER

Join FOPOS for a community volunteer event at the Billy Johnson Mountain Lakes Nature Preserve in Princeton, NJ.

Volunteers will work with the stewardship team at forest or riparian restoration project sites on critical tasks such as invasive species removal, native planting, and installing cages around native plants to protect them from deer & beaver browse.

Volunteer with Friends of Princeton Open Space on Saturday, September 12th. There will be two sessions: the morning session will be from 9 to 11 am and the afternoon session is from 12 to 2 pm. Bring a friend, and groups are welcome!

REGISTER TO VOLUNTEER

Join FOPOS for a community volunteer event at the Billy Johnson Mountain Lakes Nature Preserve in Princeton, NJ.

Volunteers will work with the stewardship team at forest or riparian restoration project sites on critical tasks such as invasive species removal, native planting, and installing cages around native plants to protect them from deer & beaver browse.

Volunteer with Friends of Princeton Open Space on Wednesday, August 19th. There will be a volunteer session from 3 pm to 5 pm. Bring a friend, and groups are welcome!

REGISTER TO VOLUNTEER

Join FOPOS for a community volunteer event at the Billy Johnson Mountain Lakes Nature Preserve in Princeton, NJ.

Volunteers will work with the stewardship team at forest or riparian restoration project sites on critical tasks such as invasive species removal, native planting, and installing cages around native plants to protect them from deer & beaver browse.

Volunteer with Friends of Princeton Open Space on Saturday, August 15th. There will be a morning session from 9 am to 11 am. Bring a friend, and groups are welcome!

REGISTER TO VOLUNTEER

Join FOPOS for a community volunteer event at the Billy Johnson Mountain Lakes Nature Preserve in Princeton, NJ.

Volunteers will work with the stewardship team at forest or riparian restoration project sites on critical tasks such as invasive species removal, native planting, and installing cages around native plants to protect them from deer & beaver browse.

Volunteer with Friends of Princeton Open Space on Saturday, August 8th. There will be two sessions: the morning session will be from 9 to 11 am and the afternoon session is from 12 to 2 pm. Bring a friend, and groups are welcome!

REGISTER TO VOLUNTEER

Join FOPOS for a community volunteer event at the Billy Johnson Mountain Lakes Nature Preserve in Princeton, NJ.

Volunteers will work with the stewardship team at forest or riparian restoration project sites on critical tasks such as invasive species removal, native planting, and installing cages around native plants to protect them from deer & beaver browse.

Volunteer with Friends of Princeton Open Space on Wednesday, August 5th. There will be a morning session from 9 am to 11 am. Bring a friend, and groups are welcome!

REGISTER TO VOLUNTEER

Join FOPOS for a community volunteer event at the Billy Johnson Mountain Lakes Nature Preserve in Princeton, NJ.

Volunteers will work with the stewardship team at forest or riparian restoration project sites on critical tasks such as invasive species removal, native planting, and installing cages around native plants to protect them from deer & beaver browse.

Volunteer with Friends of Princeton Open Space on Saturday, July 25th. There will be two volunteer sessions; the morning session is from 9 a.m. to 11 a.m., and the afternoon session is from 12 p.m. to 2 p.m. Come to one or both. Bring a friend and groups are welcome!

REGISTER TO VOLUNTEER

Join FOPOS for a community volunteer event at the Billy Johnson Mountain Lakes Nature Preserve in Princeton, NJ.

Volunteers will work with the stewardship team at forest or riparian restoration project sites on critical tasks such as invasive species removal, native planting, and installing cages around native plants to protect them from deer & beaver browse.

Volunteer with Friends of Princeton Open Space on Wednesday, July 8th. There will be an afternoon session from 3 pm to 5 pm. Bring a friend, and groups are welcome!

REGISTER TO VOLUNTEER

Join FOPOS for a community volunteer event at the Billy Johnson Mountain Lakes Nature Preserve in Princeton, NJ.

Volunteers will work with the stewardship team at forest or riparian restoration project sites on critical tasks such as invasive species removal, native planting, and installing cages around native plants to protect them from deer & beaver browse.

Volunteer with Friends of Princeton Open Space on Sunday, July 19th. There will be an afternoon session from 12 p.m. to 2 p.m. Bring a friend, and groups are welcome!

Sign up for this session via Eventbrite.

Wineberries are one of New Jersey's most abundant summer brambleberries, but they are also very invasive and outcompete native plants. Fortunately, they are delicious and YOU can help us curb their spread by eating them!

Join local experts Matt and Shannon for a wineberry forage walk at the Billy Johnson Mountain Lakes Nature Preserve in Princeton. During this volunteer stewardship session, participants will learn about the origins of wineberry and how to identify this invasive plant--and then we will get picking! Folks will get the chance to take their wineberry harvest home. A recipe card will be included so that you can make wineberry jam at home!

REGISTER TO VOLUNTEER

Join FOPOS for a community volunteer event at the Billy Johnson Mountain Lakes Nature Preserve in Princeton, NJ.

Volunteers will work with the stewardship team at forest or riparian restoration project sites on critical tasks such as invasive species removal, native planting, and installing cages around native plants to protect them from deer & beaver browse.

Volunteer with Friends of Princeton Open Space on Saturday, July 11th. There will be an afternoon session from 12 p.m. to 2 p.m. Bring a friend, and groups are welcome!

This event is postponed until Sunday, July 19th to allow more time for the berries to ripen.

Wineberries are one of New Jersey's most abundant summer brambleberries, but they are also very invasive and outcompete native plants. Fortunately, they are delicious and YOU can help us curb their spread by eating them!

Join local experts Matt and Shannon for a wineberry forage walk at the Billy Johnson Mountain Lakes Nature Preserve in Princeton. During this volunteer stewardship session, participants will learn about the origins of wineberry and how to identify this invasive plant--and then we will get picking! Folks will get the chance to take their wineberry harvest home. A recipe card will be included so that you can make wineberry jam at home!

REGISTER TO VOLUNTEER

Join FOPOS for a community volunteer event at the Billy Johnson Mountain Lakes Nature Preserve in Princeton, NJ.

Volunteers will work with the stewardship team at forest or riparian restoration project sites on critical tasks such as invasive species removal, native planting, and installing cages around native plants to protect them from deer & beaver browse.

Volunteer with Friends of Princeton Open Space on Wednesday, July 8th. There will be a morning session from 9 am to 11 am. Bring a friend, and groups are welcome!

REGISTER TO VOLUNTEER

Join FOPOS for a community volunteer event at the Billy Johnson Mountain Lakes Nature Preserve in Princeton, NJ.

Volunteers will work with the stewardship team at forest or riparian restoration project sites on critical tasks such as invasive species removal, native planting, and installing cages around native plants to protect them from deer & beaver browse.

Volunteer with Friends of Princeton Open Space on Saturday, June 13. There will be two volunteer sessions; the morning session is from 9 a.m. to 11 a.m., and the afternoon session is from 12 p.m. to 2 p.m. Come to one or both. Bring a friend and groups are welcome!

Join the Friends of Princeton Open Space (FOPOS) and local foraging experts for a Mugwort Foraging Event at the Billy Johnson Mountain Lakes Nature Preserve in Princeton.

In this hands-on event, participants will delve into the world of the invasive plant, Mugwort. Under the guidance of our stewardship team and local foraging experts Matt and Shannon, participants will learn how to properly identify mugwort, sample a recipe, and safely remove it from designated restoration areas at the preserve. From teas to donuts to savory dishes, discover how mugwort can enhance your kitchen creations.

Sign up for this session via Eventbrite.

REGISTER TO VOLUNTEER

Join FOPOS for a community volunteer event at the Billy Johnson Mountain Lakes Nature Preserve in Princeton, NJ.

Volunteers will work with the stewardship team at forest or riparian restoration project sites on critical tasks such as invasive species removal, native planting, and installing cages around native plants to protect them from deer & beaver browse.

Volunteer with Friends of Princeton Open Space on Saturday, May 30th. There will be two volunteer sessions; the morning session is from 10 a.m. to 12 p.m., and the afternoon session is from 1 p.m. to 3 p.m. Come to one or both. Bring a friend and groups are welcome!

REGISTER TO VOLUNTEER

Join FOPOS for a community volunteer event at the Billy Johnson Mountain Lakes Nature Preserve in Princeton, NJ.

Volunteers will work with the stewardship team at forest or riparian restoration project sites on critical tasks such as invasive species removal, native planting, and installing cages around native plants to protect them from deer & beaver browse.

Volunteer with Friends of Princeton Open Space on Saturday, May 16th. There will be two volunteer sessions; the morning session is from 10 a.m. to 12 p.m., and the afternoon session is from 1 p.m. to 3 p.m. Come to one or both. Bring a friend and groups are welcome!

Canceled due to rain

This spring, we’re calling for volunteers to help plant over 400 native trees and shrubs. Be a part of a local effort to advance long-term goals for climate resilience and wildlife habitat restoration. This 45-acre forest restoration project in Community Park North is a joint initiative between the Municipality of Princeton and FOPOS, and it is funded in part by a Natural Climate Solutions grant from the NJDEP. From majestic canopy trees like white oak, red maple, and mockernut hickory to beautiful understory species such as redbud, flowering dogwood, and blackhaw viburnum, you’ll be helping rebuild a thriving, resilient ecosystem. No experience needed!

Volunteer with Friends of Princeton Open Space on Saturday, April 25th. There will be two volunteer sessions; the morning session is from 10 a.m. to 12 p.m., and the afternoon session is from 1 p.m. to 3 p.m. Come to one or both. Bring a friend and groups are welcome!

REGISTER TO VOLUNTEER

This spring, we’re calling for volunteers to help plant over 400 native trees and shrubs. Be a part of a local effort to advance long-term goals for climate resilience and wildlife habitat restoration. This 45-acre forest restoration project in Community Park North is a joint initiative between the Municipality of Princeton and FOPOS, and it is funded in part by a Natural Climate Solutions grant from the NJDEP. From majestic canopy trees like white oak, red maple, and mockernut hickory to beautiful understory species such as redbud, flowering dogwood, and blackhaw viburnum, you’ll be helping rebuild a thriving, resilient ecosystem. No experience needed!

Volunteer with Friends of Princeton Open Space on Tuesday, April 21st, from 1 p.m. to 3 p.m. Come to one or both. Bring a friend and groups are welcome!

REGISTER FOR GARLIC MUSTARD FORAGING

Join the Friends of Princeton Open Space (FOPOS) and local experts Matt and Shannon for a garlic mustard foraging & land stewardship session at the Billy Johnson Mountain Lakes Nature Preserve in Princeton.

During this stewardship session, participants will learn about the origins of garlic mustard and how to identify this plant. We will spend some time removing this tasty, but invasive plant that threatens the biodiversity at the Preserve and crowds out native plants. Folks will be able to take their garlic mustard harvest home, as well as taste some homemade garlic mustard recipes (compliments of Matt and Shannon). Recipes will be shared with participants so that you too can make these unique and delicious recipes at home.

REGISTER TO VOLUNTEER

This spring, we’re calling for volunteers to help plant over 400 native trees and shrubs. Be a part of a local effort to advance long-term goals for climate resilience and wildlife habitat restoration. This 45-acre forest restoration project in Community Park North is a joint initiative between the Municipality of Princeton and FOPOS, and it is funded in part by a Natural Climate Solutions grant from the NJDEP. From majestic canopy trees like white oak, red maple, and mockernut hickory to beautiful understory species such as redbud, flowering dogwood, and blackhaw viburnum, you’ll be helping rebuild a thriving, resilient ecosystem. No experience needed!

Volunteer with Friends of Princeton Open Space on Saturday, April 18th. There will be two volunteer sessions; the morning session is from 10 a.m. to 12 p.m., and the afternoon session is from 1 p.m. to 3 p.m. Come to one or both. Bring a friend and groups are welcome!