Greening Together 2022

Celebrate Earth Week+ 2022 with us!

Interested in learning more about sustainability? You are invited to join our Mercer County Sustainability Coalition for community events throughout our Greening Together week-long environmental celebration from April 23rd – 30th. All the events are FREE, we only ask that you register. If participating in an outdoor event, please take a picture to share with us. Connect on social media with #GreeningTogether to help show your love for our streams, parks, and open spaces!

We are looking forward to building a more sustainable community with you this Earth Week! Don’t forget to share your thoughts and pictures with #GreeningTogether!

Schedule of Events

All Week Long on your own…

Check out our in-person & virtual offerings throughout the week.

  • April 23 – In person

    9am – Colonial Lake Cleanup (Lawrence) Join Sustainable Lawrence and The Watershed Institute at the 16th Annual Stream Cleanup to remove trash, litter, and debris from Colonial Lake. Pre-registration is required. (learn more) Colonial Lake Drive, Lawrence.

    9am – Drexel Woods Shabakunk Stream Cleanup (Lawrence) Join Sustainable Lawrence and The Watershed Institute at the 16th Annual Stream Cleanup to remove trash, litter, and debris from the Shabakunk Creek at Drexel Woods. Pre-registration is required. (learn more) 505 Drexel Avenue, Lawrence.

    9am – Annual Hightstown Stream Cleanup and Arbor Day Celebration (Hightstown) Join the Hightstown Environmental Commission and The Watershed Institute in their annual cleanup at Hightstown Memorial Park. (Pre-registration is required.) (learn more) Hightstown Memorial Park, North Main Street, Hightstown.

    9am – Hightstown Paper Shredding Event (9 AM-12 noon) (Highstown) in the public parking lot at Hightstown Memorial Park.  Shred-It will be providing secure document destruction free of charge. Bring your shreddable paper for recycling! 

    9am – Etra Lake Park Stream Cleanup (East Windsor) Join The Watershed Institute at the 16th Annual Stream Cleanup to remove trash, litter, and debris from Etra Lake in the surrounding Park (Pre-registration is required. (Learn more) Etra Lake Park, East Windsor, NJ

    10am – Potato Planting at Howell Living History Farm, (Mercer County Parks) (learn more) (70 Woodens Lane, Hopewell Twp.)

    10am – Tour of Pollinator/Rain Gardens (West Windsor)

    10am | 12pm |2pm – Family-friendly bicycle rides at the Trolley Line Trail (West Windsor)

    (April 23 or 24: Native Plants/Rain Garden Presentation by a Naturalist at West Windsor Community Park)

    12 noon – Hightstown Tree Planting (Hightstown) Join the Hightstown Environmental Commission in celebration of Arbor Day with a tree planting in Association Park.

    12 noon – 6 pm – Tree Sapling Giveaway (Princeton) The Princeton Shade Tree Commission will be giving out for free approximately 400 tree seedlings provided by the NJ Forest Service.  The minimum 6” bare root seedlings will be of several difference species. Hinds Plaza, adjacent to the Princeton Public Library. (Variety List)

    1pm – Tree Walk at Cadwalader Park (Trenton) Ellerslie Museum is sponsoring a WALK IN THE PARK with historian David Bosted through this urban landscape of trees, shrubs and other significant plantings.  This park was created as part of a larger vision by the renowned designer Frederick Law Olmsted, whose 200th birthday is being celebrated.  There will also be an exhibit about the park at the Ellerslie.

    1pm – Barn Swallow Celebration at Howell Living History Farm (Hopewell Township) Join the County Naturalist for a close up look at these fascinating birds. (Learn more) 70 Woodens Lane, Hopewell Twp.

    1 pm – 4pm – Earth Day Volunteer Event at the Billy Johnson Mountain Lakes Nature Preserve (Princeton) Includes work to restore the lake shore, removing invasive species and installing deer-exclusion caging in a 25-acre Riparian Restoration project that buffers Mountain Lake. (Learn more/Pre-register)

  • April 24 – In person and Virtual

    9am – Stream Cleanup at Hilltop Park (Princeton) Join Sustainable Princeton and The Watershed Institute at the 16th Annual Stream Cleanup to remove trash, litter, and debris at Hilltop Park. Pre-registration is required. Learn more. Bunn Drive, Princeton.

    9am – 3 pm – Becoming a Steward of Your Local Environment – an Introduction. (Princeton) Friends of Herrontown Woods and the Princeton Public Library are hosting a full day of activities for families, children, and adults. Learn more. 600 Snowden Lane, Princeton

    10am – Moody Park Clean Up (Ewing) Join the Ewing Green Team and the Americorps Watershed Ambassador for their annual Community Park Spring Clean Up. Enjoy a free treat from Ewing’s Rita’s Italian Ice afterwards. Pre-registration is required. (Learn more) Buttonwood Drive and Ewingville Road.

    3pm – Climate Change and Health (Virtual) C-Change Conversations worked with scientists and energy and policy experts to develop the C-Change Health Primer. It is widely hailed as an intelligent, dispassionate introduction to and illumination of climate change. This PowerPoint presentation uses powerful visuals and information from trusted sources to provide a non-partisan, accessible overview of the science behind climate change, a clear-eyed assessment of the potential risks ahead, and the context for why we should care about the issue. Join in for a presentation featuring Kathleen Biggins, C-Change Conversations and George Diferdinando, Rutgers University. Hosted by the Lawrence Green Team. (Pre-register here /Join on the day…)

  • April 25 – Virtual

    7pm – Landscape Tips for Rewilding Your Backyard (Virtual) Plant a tree, rip out some lawn, install a rain garden, the options are plentiful.  But where to start?  Don’t let the choices overwhelm you.  In this webinar Nick D’Amato, Environmental Designer, Ornamental Horticulturalist, and owner of Gino’s Nursery in Newtown, PA, will share some approaches for rewilding your landscape and welcoming nature back to your own backyard. Hosted by the Ewing Green Team. (Pre-register here/Join on the day…) (Learn more.)

    Native Plant Sale Info – Offered for sale by Gino’s Nursery. Orders accepted through Wednesday, April 27th. Delivered to the Green Get Together on Saturday, April 30th (10 am – 1 pm). Click here for a printable flyer in PDF format.

  • April 26 – In Person

    8:30am – Business Clean Energy Forum at the Boathouse at Mercer Lake (West Windsor) Featuring Ariane Benrey, NJ Board of Public Utilities; Christine Leary, Gary Finger, & Roger Kliemisch, PSEG Energy Saver Programs; and Gina Gambacorto, NJ Sustainable Business Registry. Continental Breakfast will be served. Hosted by the Mercer County Office of Economic Development and the Office of Planning (The Boathouse is at Mercer Lake is in Mercer County Park, 334 S Post Rd, West Windsor)

  • April 27 – Virtual

    7pm – Plant Power: Preventing and Fixing Stormwater Problems with Plants (Virtual) Join staff from The Watershed Institute as they use local Lawrenceville examples to discuss issues associated with stormwater runoff and flooding. Then learn how, when used correctly, plants can not only manage but also prevent water problems. Learn more. (Presented by The Watershed Institute & Lawrence Green Team) (Pre-register here/Join on the day…)

  • April 28 – Virtual

    7pm – Energy Tools for Homeowners: Electrification and Renewables (Virtual) Residential energy efficiency program, Electric Vehicles and charging, Heat Pumps for heating, cooling and hot water, Solar Energy and storage. Learn more. Presented by the Hopewell Valley Green Team & Lawrence Green Team. (Pre-register here/Join on the day…)

  • April 29 – In Person

    8am – Early Bird Walk at Fiddler’s Creek (Hopewell Township) Friends of Hopewell Valley Open Space Join the Friends of Hopewell Valley Open Space for a casual hike dedicated to spotting our fine feathered friends during the spring migration. All abilities of birders are welcome. Bring a pair of binoculars if you have them, extra binoculars are available for those who don’t. Spaces are limited. To register, click here. 

    3pm – Lantern Fly Trap Demonstration (Lawrence) Ed Cohen NJ Extension Service will discuss Lantern fly problems and demonstrate how to build a Lantern Fly Trap. (Lawrence Nature Center 481 Drexel Ave, Lawrence)

    4pm – Tree Planting and Meadow Walk (Lawrence) The Lawrence Township Environmental Education Foundation members will plant a conifer tree. (Lawrence Nature Center 481 Drexel Ave, Lawrence)

    ? – Maidenhead Meadows Tree Planting (formerly Dyson Tract) (Lawrence) Approximately 10-12 trees, each 3-5 ft high, will be planted in order to expand the grove of Metasequoia /Dawn Redwood trees along the Lawrence-Hopewell Trail. Lawrence Hopewell Trail, Maidenhead Meadows, Lawrence

  • April 30 – In Person

    9am – Tree Planting at Benjamin Temple House (Ewing) Hosted by the Ewing Green Team and Ewing Environmental Commission. (27 Federal City Road, Ewing)

    9:30am – Meet the Birds of Colonial Lake with Washington Crossing Audubon (Lawrence) Would you like to get to know the birds of Colonial Lake better? Join this walk, perfect for beginners, to meet some of the birds who visit and live at Colonial Lake. A limited number of binoculars will be available for use during this walk courtesy of the Washington Crossing Audubon Society.  We will meet birds who live in the water and around the lake, possibly including great blue herons, cormorants, osprey, mallards, cardinals, gulls, and more.  Jeff Hoagland, Education Director at the Watershed Institute and Board member of the Washington Crossing Audubon Society will be our guide on this short walk. Learn more. (Colonial Lake Dr., Lawrence)

    11:30am – Protecting Colonial Lake (Lawrence) (Friends of Colonial Lake) Living on a lake comes with gifts – a bald eagle flying overhead; the color of sunset in the water; and a family of mallards swimming along the shoreline – but it also comes with responsibilities. Explore the concept of non-point source pollution in a walk along the lake and in the neighborhood. Jeff Hoagland, Education Director of the Watershed Institute will lead a walk to discover how our activities in and around the neighborhood impact water quality in the lake. (Try our Enviroscape model to learn the many ways non-point source pollution enters our waterways.)  Meet some of the animal residents and guests of the lake as we explore the lakeshore, finding and mapping storm drains.  Join this relaxed and informative walk to learn how you can help Colonial Lake. Learn more. (Colonial Lake Dr, Lawrence)

    1:30pm Tree Planting at Colonial Lake Park (Lawrence) (Friends of Colonial Lake) The Friends of Colonial Lake Park will be contributing to park tree replenishment by donating and planting a number of trees. Join us by digging in and learning about proper tree planting from Nick Bosted, from the Lawrence Nature Center, while contributing to the enhancement of the park. (Register here.) (Colonial Lake Dr, Lawrence)

    1:30pm & 2:30pm – Nature Under the Microscope (Hamilton) Explore nature up close, really close! They’ll guide you through the use of a microscope to examine their collection of insects, butterfly wings, feathers, seeds, plus any natural treasures that you find while you explore outside the nature center. (learn more) Register here! (Tulpehaking Nature Center, 157 Westcott Avenue, Hamilton)

    ? – First Responders’ Memorial Oak Tree Planting (Lawrence) The Lawrence Township’s Shade Tree Commission is making a White Oak plant available to any interested party for planting at the First Responders’ Memorial. Pilla Avenue in Lawrence Township


    10am to 2pm at Lawrence High (rain or shine)

    Please enter via Gainsboro Road (Princeton Pike entrance will be blocked off.) (map)

    • Bike Rodeo – Children bring your bikes, receive a new well-fitting helmet from Capital Health Safe Kids Program. Learn how to ride your bike safely on the Rodeo trail.
    • Electric Vehicle Meet-up – Talk to people who own electric vehicles/bikes
    • Reusable Bag Giveaway – at our info table
    • Reusable Bags from T-Shirts Demo (Ewing Green Team) – Green Team member Heidi Furman will show participants how to create no-sew reusable, washable bags from t-shirts. (flyer)
    • Native Plant Pick Up (Ewing Green Team) – order in advance
    • Composting Demonstration and Worm Sale – by Melissa Roe
    • Clothing Repair Demo – Offered by HomeFront Sewing Space
    • Chalk Art on the pavement – Kids, express your feelings about the environment with chalk art.
    • Decarbonize Your Home Tips for Homeowners (Hopewell Valley Green Team) –
    • Sustainable Landscaping (Sustainable Princeton) – Learn about the benefits of battery-operated landscaping equipment from Josh Perlsweig.
    • PSEG Direct Install Program – Small Businesses can learn about energy saving/money saving programs from PSE&G representatives on site.
    • Greener Kinder Smarter (Refill Vendor from Trenton Farmers Market) Making it easier to live a low-waste, plastic free life. (70 Spruce Street, Lawrence)
    • River Friendly Program (The Watershed Institute) – Learn how to reduce polluted runoff into nearby streams by managing stormwater on properties and changing habits to minimize adding pollutants to the environment. (31 Titus Mill Road Pennington)