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Membership Only Events

Programs subject to change. For information call 201-784-0484 or email pnanaturalist@gmail.com. Please RSVP

  • First Hike of Summer
    First Hike of Summer
    Sat, Jun 21
    Tenafly
    Jun 21, 2025, 10:00 AM – 12:00 PM
    Tenafly, Green Brook Rd, Tenafly, NJ 07670, USA
    First hike of the new summer through the sanctuary and along the cliff edge
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  • Early Morning Walk
    Early Morning Walk
    Sat, Jun 28
    Tenafly
    Jun 28, 2025, 9:00 AM – 10:30 AM
    Tenafly, Green Brook Rd, Tenafly, NJ 07670, USA
    Take advantage of the cool morning air to walk through the sanctuary.
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  • Patriotic Walk
    Patriotic Walk
    Sat, Jul 05
    Tenafly
    Jul 05, 2025, 10:00 AM – 12:00 PM
    Tenafly, Green Brook Rd, Tenafly, NJ 07670, USA
    To celebrate our nations birthday, a walk focusing on some history and notable Patriotic Points in Greenbrook. This will be a long but informative hike, that will cover a large area of the Sanctuary.
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  • The Other Side of the Fence
    The Other Side of the Fence
    Sat, Jul 12
    Tenafly
    Jul 12, 2025, 10:00 AM – 12:00 PM
    Tenafly, Green Brook Rd, Tenafly, NJ 07670, USA
    Take a walk inside each of Greenbrook’s three(3) deer exclosures, and find out what’s growing. Leader: Sandy Bonardi
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  • Informative Nature Walk 2
    Informative Nature Walk 2
    Sun, Jul 13
    Tenafly
    Jul 13, 2025, 11:00 AM – 12:30 PM
    Tenafly, Green Brook Rd, Tenafly, NJ 07670, USA
    A leisurely stroll through the sanctuary to look and listen for summer plants and animals. See Sunday, June 8 for more info.
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  • Annual Butterfly Count
    Annual Butterfly Count
    Sat, Jul 19
    Tenafly
    Jul 19, 2025, 10:00 AM – 2:00 PM
    Tenafly, Green Brook Rd, Tenafly, NJ 07670, USA
    Help us find, identify and tally butterflies found in Greenbrook. Sponsored by the North American Butterfly Association.”
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  • Rain date for Butterfly Count
    Rain date for Butterfly Count
    Sat, Jul 26
    Tenafly
    Jul 26, 2025, 10:00 AM – 2:00 PM
    Tenafly, Green Brook Rd, Tenafly, NJ 07670, USA
    Help us find, identify and tally butterflies found in Greenbrook. Sponsored by the North American Butterfly Association.” Or general nature walk,
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  • Trees in Summer
    Trees in Summer
    Sat, Aug 02
    Tenafly
    Aug 02, 2025, 12:00 PM – 1:30 PM
    Tenafly, Green Brook Rd, Tenafly, NJ 07670, USA
    Learn to identify trees using leaves, seeds and bark
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  • Informative Nature Walk 3
    Informative Nature Walk 3
    Sun, Aug 03
    Tenafly
    Aug 03, 2025, 12:00 PM – 1:30 PM
    Tenafly, Green Brook Rd, Tenafly, NJ 07670, USA
    A leisurely stroll through the sanctuary to look and listen for summer plants and animals. See Sunday, June 8 for more info.
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  • Mushroom Discovery Walk
    Mushroom Discovery Walk
    Sat, Aug 09
    Tenafly
    Aug 09, 2025, 10:00 AM – 12:00 PM
    Tenafly, Green Brook Rd, Tenafly, NJ 07670, USA
    Paul Sadowski from the New York Mycological Society will guide us on an introduction to the great variety of Fungi found within Greenbrook’s boundaries.
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  • Quick Hike Around the Pond
    Quick Hike Around the Pond
    Sat, Aug 23
    Tenafly
    Aug 23, 2025, 10:00 AM – 11:30 AM
    Tenafly, Green Brook Rd, Tenafly, NJ 07670, USA
    A hike that will completely circle the pond. Some trails may be muddy
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  • Late Summer Nature Walk
    Late Summer Nature Walk
    Sat, Aug 30
    Tenafly
    Aug 30, 2025, 11:00 AM – 12:30 PM
    Tenafly, Green Brook Rd, Tenafly, NJ 07670, USA
    A stroll through the Sanctuary to uncover some hidden secrets of late summer wildlife.
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Greenbrook Sanctuary is a special place that provides a unique opportunity to connect with nature. A peaceful oasis away from the hectic pace of everyday life. We offer a variety of programs that help people of all ages appreciate and understand the beauty of the natural habitat. One of the benefits of becoming a member is that you get exclusive access to our events. We strive to create enriching experiences that bring people closer to the natural environment and provide memorable experiences

Membership is required to enjoy our park as well as all the events.

Our Nature Preserve is a special place and we need your help to keep it that way! Join us to help conserve our natural resources and the wildlife that call it home. Renew your membership annually and enjoy the benefits of being part of a vibrant community of nature lovers. Contributions of any size are greatly appreciated. Please help us continue our conservation mission of  the  sanctuary's flora and fauna. Together, we can ensure the beauty of our Nature Preserve is maintained for years to come.

©2023 by The Palisades Nature Association.

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