Babylon Sustainability Fair
2026-02-12 15:00 - 19:00 (America/New_York) | Babylon Town Hall, 200 East Sunrise Hwy, Lindenhurst, NY, 11757, United States
Join us for presentations, workshops, networking and open discussions on waste reduction, composting and native gardens.
Visit a wide variety of tables offering resources to help Long Islanders save money, reduce energy use, join community solar programs, compare electric vehicle models, and learn about local laws that protect nature’s rights and environmental health. Discover opportunities to integrate vertical gardening into classrooms and workplace wellness programs, access nutrition education, explore volunteer opportunities at local farms and food drives, receive SNAP eligibility assistance, and much more.
• Learn from NYS-DEC what happens to your trash after it’s picked up from the curb and where it gets processed, including how Reworld safely converts it into electricity at the local waste-to-energy facility.
• Explore easy and practical ways from LI Organics Initiative on how to recycle and compost in your backyard, including how to purchase discounted composting equipment and get coached to turn food scraps into nutrient-rich soil.
• Get inspired from ReWild on the benefits of native gardens and how you can support local pollinators, conserve water, and help restore Long Island’s endangered ecosystems right in your own homes. Take packets of seeds to start growing indoors now and get landscape design recommendations for your yard.

Oceanside Kickoff for the LIC’s Seed Library Launch
2026-03-07 | Oceanside Library, 30 Davison Avenue, Oceanside, 11572, United States
Celebrate the growing season at our Seed Library launch! Stop by to browse free seeds and get planting tips, perfect for gardeners of all levels. Learn about sustainable gardening, at the Oceanside Public Library.
We will be speaking on native plants, invasive plants, and ecosystem services i.e. the importance of biodiversity, food webs, and soil health.
Time to come.

Dix Hills Garden Club
2026-03-18 18:30 - 20:30 (America/New_York) | Half Hollow Hills Community Library, 55 Vanderbilt Parkway, Dix Hills, 11746, United States
Marshall Brown, Co-Founder of the Long Island Conservancy, will be speaking on native plants, invasive plants, and ecosystem services i.e. the importance of biodiversity, food webs, and soil health.
March 18th, 2026
6:30pm – 8:45pm
HHHC Library – Lecture Hall
Visit the Dix Hills Garden Club website for more info on how to join.

Learn to Identify Weeds
2026-03-26 | Landcraft Garden Foundation, 4342 Grand Ave, Mattituck, NY, 11952, United States
Join Frank Piccininni, Co-Founder of the Long Island Conservancy and biologist, environmental attorney, and lifelong advocate for ecological restoration, as he leads a field discussion on the identification of weeds at the Landcraft Garden Foundation in Mattituck, NY, on Thursday, March 26, 2006. Time to come.

Long Island's Ecosystems: Past, Present and Future?
2026-04-16 19:00 - 21:00 UTC | Cold Spring Harbor Library, 95 Harbor Rd, Cold Spring Harbor, 11724, United States
What is Long Island’s environmental heritage? What did it look like before the Dutch arrive? What habitats were lost over the course of the centuries as Long Island was “developed’? What can be revitalized for future generations?
On April 16th at 7pm, Marshall Brown, President and Co-Founder of the Long Island Conservancy, will be talking about the history and future of Long Island’s ecosystems at the Cold Spring Harbor Library, sponsored by The Dartmouth Club of Long Island.
If the ultimate goal is to create a sustainable Long Island – how our understanding of local ecology, and building upon work done decades ago here on Long Island, can lead us to that goal. Learn why it is so important to plant native plants and remove invasive ones.
In conjunction with Spadefoot Design and Construction, the Long Island Conservancy has been active in invasive plant removal, and in the planting of natives.
Join us at the Cold Spring Harbor Library, located at 95 Harbor Road in Cold Spring Harbor, on Thursday, April 16th at 7pm.

Plants: Native, Non-Native and Invasive at Hempstead Public Library April 23rd at 7!
2026-04-23 19:00 - 20:15 (America/New_York) | Hempstead Public Library, 115 James A. Garner Way, Hempstead, NY, 11550, United States
Please join Marshall Brown, Co-Founder and Board President of the Long Island Conservancy, as he speaks about the importance of native plants, the problems that non-native plants bring, and the threat that invasive plants pose for Long Island.
Come learn what you can do in your yard and in your community to support local wildlife. Learn what plants you should be planting and which ones to avoid.

Meadow Management
2026-04-25 10:30 - 12:00 (America/New_York) | Landcraft Garden Foundation, 4342 Grand Ave, Mattituck, NY, 11952, United States
Join Brittany Champey, Advisory Member of the Long Island Conservancy and an expert in conservation biology and landscape restoration, as she leads a field discussion on meadow management at the Landcraft Garden Foundation in Mattituck, NY, on Saturday, April 25, 2026 @ 10:30am. Learn how to successfully plant into and manage wild spaces!

Plantstock VI -- May 2nd 10-1 at The HOG Farm!
2026-05-02 10:00 - 13:00 (America/New_York) | Hamlet Organic Garden, 319 Beaver Dam Road, Brookhaven, NY, 11719, United States
Plantstock, our biannual native plant sale / shindig, is on for Saturday, May 2nd between 10-1. There will be a number of native plant organizations represented, there to sell their wares, and talk plants with you!
This page will give you some more detail, including what plants we will be offering!
Plantstock

If you are interested in being a part of this native plant sale / community gathering, or have any questions about the event, let us know!

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Sayville Library Sustainability Fair
2026-05-09 11:00 - 14:00 (America/New_York) | Sayville Library, 88 Greene Ave, Sayville, NY, 11782, United States
Please visit us at the Sayville Library Sustainability Fair on Saturday May 9, 2026 from 11am-2pm.

Plants: Native, Non-Native, and Invasive Saturday May 16th at Noon at Great Neck Public Library!
2026-05-16 12:00 - 13:30 (America/New_York) | Great Neck Public Library, 159 Bayview Avenue, Great Neck, NY, 11023, United States
Please join Marshall Brown, co-founder and president of the Long Island Conservancy, as he discusses Long Island’s native plants, the non-natives that we often plant instead, and the invasive plants that now plague us. Native plants are crucial in supporting local wildlife. As they disappear from our landscape, so do our bees, our butterflies, and our birds, and much else. Each of us can make a difference in rebuilding our local ecosystems. All it takes is for us to go native.
Juvenile male Ruby-throated Hummingbird (rchilochus colubris) feeding on a cardinal flower (Lobelia cardinalis).

Plants: Native, Non-Native and Invasive. A Lecture Thursday July 9th at 6- 7:30 PM at The Bayshore / Brightwaters Public Library
2026-07-09 18:00 - 19:30 (America/New_York) | Bay Shore / Brightwaters Public Library, 1 South Country Road, Brightwaters, 11718, United States
Please join Marshall Brown, Co-founder and President of the Long Island Conservancy, as he speaks on Long Island’s native plants, the non-natives that we typically buy, and the invasive plants that are now overrunning our precious island.
A haven for all flora and fauna native to Long Island, Marshall Brown’s property in Sayville is a model for timaginative and inspiring ecologically sound yards.

Learn About The Importance of Native Plants at Babylon Library
2026-09-19 10:00 - 23:30 (America/New_York) | Babylon Public Library, 24 South Carll Ave, Babylon, NY, 11702, United States
Saturday Saturday 19, 2026 at 10am, Marshall Brown, Founder of the Long Island Conversancy, visits to discuss the The Importance of Native Planting on Long Island at the Babylon Public Library, at 24 South Carll Avenue in Babylon.
Join us for a presentation of locally relevant information about the importance of native planting to Long Island’s ecology systems. The talk will be about the importance of native plants, the threat of invasive plants, and what each of us can do in our own yards to make a difference for local wildlife. There will be a Q+A session afterwards.
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