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  Stoneleigh: a natural garden
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make a date with nature

With 23,000+ acres of land across two states and 13 counties, there’s a lot to explore.
events & news
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find yourself outside

From yoga to bird walks to volunteering, we offer events year-round.
what we do
- save open space
  why protecting land matters
  how conservation works
  community green spaces
- care for nature
  caring for our preserves
  caring for our garden
  stewardship planning
- connect people to the outdoors
  at our preserves & garden
  in your community
  nature for all
- about us
  mission & history
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  our fiscal approach
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why protecting land matters

Every acre we save cleans and cools the air we breathe, soaks up floodwaters, provides wildlife with habitat, filters the water we drink, and brings humans improved health and joy.
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  ways to volunteer
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- get involved
  our NextGen community
  in your community
  in your own space
donate now

More than ever, “forever” depends on what we do today. Together we can make a difference.
resources
- for landowners
  conservation easement landowners
  sell or donate your land
  conserve your land
- for municipal partners
  Growing Greener: Conservation by Design
  planning & landscape architecture
  land conservation consulting
  open space ballot referendums
  PECO Green Region
- land management
  stewardship planning
  stewardship handbook
  other resources
- for gardeners
  smart plants choices
  helpful habits
  bring life to your garden
natives are nice

Native plants feed native insects, which are the foundation of life on this planet. Every yard, garden, and patio pot needs more natives.
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Members Appreciation Day

Land for life. Nature for all. It’s the heart of our mission. But we can’t succeed in delivering on it—saving open space, caring for nature, and connecting people to the outdoors […]

May 2 @ 2:00 pm - 4:30 pm

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Stardust: It’s literal. It’s metaphorical. And when it touches us, it’s magical! Soaring trees. Tranquil vistas. Gardens full of natural beauty and life. Let the magic of Stoneleigh awe and inspire you as we gather for Stardust—Natural […]

June 5 @ 6:30 pm - 9:30 pm

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Friday Night Lights

ChesLen Preserve

music. without walls. Picture this: warm summer breezes, live music, locally crafted cider, wine and beer, s’mores, and unforgettable sunset views at one of the […]

June 26 @ 7:00 pm - 10:00 pm

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Beats & Brews

Binky Lee Preserve

music. without walls Join us for a magical early-fall evening where music, nature, and community come together beneath crisp autumn skies. Enjoy live music from […]

September 19 @ 6:00 pm - 9:00 pm

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virtual events

Name: Outdoors Online: Nature’s Zombies and Vampires
Start: 2025-10-02T18:30:00-04:00
End: 2025-10-02T19:30:00-04:00

June

Outdoors Online – Fantastic Fireflies

June 3, 2025 @ 6:30 pm - 7:30 pm

Virtual Event

Outdoors Online – Out on the Land

June 24, 2025 @ 6:30 pm - 7:30 pm

Virtual Event

July

IMG_6105-ChrisLeonard-HildacyPreserve-medium

Outdoors Online – Restoring Crum Creek

July 16, 2025 @ 6:30 pm - 7:30 pm

Virtual Event

August

a spiral shell close-up shot of a white lip globe snail in the woodlands

Outdoors Online: iNaturalist – Become a Community Scientist

August 18, 2025 @ 6:30 pm - 7:30 pm

Virtual Event

September

a brown branch with clusters of yellow flowers with reddish-orange centers

Outdoors Online: Fall and Winter Gardening for Wildlife

September 11, 2025 @ 6:30 pm - 7:30 pm

Virtual Event

Protecting PA’s Cleanest Streams and Nature’s Special Places

September 23, 2025 @ 6:00 pm - 7:30 pm

Virtual Event

October

a circular spiderweb that appears to glow as the early morning sun shines on it

Outdoors Online: Nature’s Zombies and Vampires

October 2, 2025 @ 6:30 pm - 7:30 pm

Virtual Event

find yourself outside

Are you up to the challenge? Explore all 20 of our featured preserves and Stoneleigh: a natural garden, and collect all the code words to receive a Natural Lands “Find Yourself Outside” t-shirt.

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