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Master Gardeners of Mercer County educate the community about research-based horticulture and gardening practices through a network of trained volunteers directed and supported by Rutgers University faculty and staff. Master Gardeners have a long history of service to the public and work to inspire the residents of Mercer County to participate in the rewarding experience of responsible gardening. Click here for more information about the program.

Stay connected!

Join our email list for Monthly Gardening Tips, links to wonderful websites and webinars, plus updates from our Mercer County Horticulturist. Click here to sign up.

 Join the Master Gardeners of Mercer County for our Annual plant Expo and Garden Market, Saturday May 3, 2025! It features a variety of Home Grown perennials, trees and shrubs as well as a Garden Market of select vendors. Rutgers trained Master Gardeners will be available to assist you with selecting the best plants for your garden.  New this year will be two Horticultural Presentations presented during the sale to as well as Mercer County Horticulturist, Justine Gray will be available to answer your garden questions.

…. Click here for more information about the Expo as well as a list of homegrown Plants and …

Attend Our Events

<h6><b>Thursday, April 17, 2025, 7pm- </b><em> Non-Stop Salads: Growing Greens All Season Long </em>presented by Justine Gray, Mercer County Horticulturist, Virtual Presentation. <a href=”https://rutgers.zoom.us/webinar/register/WN_zKJ0t1IRSx2ZAEWmQ4H8Og#/registration “> Register here.</a>

<br><br><h6><b>Saturday, May 3, 2025, 9am-2pm</b> SAVE THE DATE! <em> Plant Expo and Garden Market </em>at <a href=”https://www.google.com/maps?f=q&source=s_q&hl=en&geocode&q=431+A+Federal+City+Road+Pennington+New+Jersey+United+States”>Mercer Educational Gardens, 431A Federal City Rd, Pennington, NJ. </a>Find event details and helpful resources on our <a href=”https://mgofmc.org/2024-plant-expo-public-page/”> Plant Expo page</a>. <br> And don’t forget to check back the week of <b>April 28</b> for the full list of homegrown plants that will be available at the 2025 Plant Expo & Garden Market!<br><br>

<h2>Recent Events</h2>

<h6><b>Saturday, October 26, 2024, 10am-12 Noon</b><em> Compost Demonstration. </em>In person only at <a href=”https://www.google.com/maps?f=q&source=s_q&hl=en&geocode&q=431+A+Federal+City+Road+Pennington+New+Jersey+United+States”>Mercer Educational Gardens, 431A Federal City Rd, Pennington, NJ.</a>

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<h6><b>Wednesday, October 9, 2024, 7pm</b><em> Fifty Years of Gardening for Wildlife</em> presented by Mary Phillips, Head of National Wildlife Federation’s Native Plant Habitat Impact & Certifications programs. <br><br>

<h6><b>Saturday, September 7, 11am-2pm</b> <em>Insect Festival</em> at Mercer Educational Gardens. <em> It was a huge success! Thank you all for coming.</em>

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<h4><a href=”https://mgofmc.org/community-education-events/”>Past Events: Zoom Recordings & More</a>

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<span style=”color: #ff0000″><a href=”https://events.rutgers.edu/njaes/”>Rutgers NJAES Events Calendar </a></span> Select Category <I>Home, Lawn, & Garden</I></h4>

Visit Our Gardens

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<b><a href=”/website_ebef6880/meg/”>Mercer Educational Gardens (MEG)</a><br></b>

<a href=”https://youtu.be/KKDatQRhmXk?si=Ny2u6FMS0Kme9Eht”>MEG 25th Anniversary Video</a><br>

<a href=”/website_ebef6880/butterfly-garden/”>Butterfly Garden</a><br>

<a href=”/website_ebef6880/cottage-garden/”>Cottage Garden</a><br>

<a href=”/website_ebef6880/herb-garden/”>Herb Garden</a><br>

<a href=”/website_ebef6880/meadow-garden/”>Meadow</a>

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<a href=”/website_ebef6880/native-plant-garden/”>Native Plant Garden</a><br>

<a href=”/website_ebef6880/perennial-garden/”>Perennial Garden</a><br>

<a href=”/website_ebef6880/compost-bins/”>Compost</a><br><br>

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<h3 align=”left”>Our Work in Public Parks & Gardens</h3>

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<a href=”https://mgofmc.org/drumthwacket/”>Drumthwacket</a>

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<a href=”https://mgofmc.org/barbara-boggs-sigmund-park/”>Barbara Boggs Sigmund Park</a>

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<a href=”https://mgofmc.org/boys-girls-club-of-mercer-county/”>Boys & Girls Clubs of Mercer County</a>

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<a href=”https://mgofmc.org/william-trent-house/”>William Trent House</a>

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<h3 align=”left”>Mercer County Community Gardens</h3>

<h6 align=”left”><a href=”https://mgofmc.org/mercer-county-community-gardens/”>List of Community Gardens</a></h6>><br><br>

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Explore Gardening Resources

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<a href=”https://njaes.rutgers.edu/home-lawn-garden/”>Rutgers Garden Resources</a><br>

<a href=”https://njaes.rutgers.edu/home-lawn-garden/lawns-landscapes.php”>Rutgers Lawns & Landscapes</a><br>

<a href=”https://njaes.rutgers.edu/weeds/”>Rutgers Weed ID & Control</a><br>

<a href=”https://njaes.rutgers.edu/soil-testing-lab/”>Rutgers Soil Testing</a><br>

<a href=”https://njaes.rutgers.edu/home-lawn-garden/insects-pests-wildlife.php”>Rutgers Insects, Pests & Wildlife</a><br>

<a href=”https://njaes.rutgers.edu/deer-resistant-plants/”>Rutgers Plants Rated by Deer Resistance</a><br>

<a href=”https://njaes.rutgers.edu/fs1140/”>Rutgers Incorporating Native Plants</a><br>

<a href=”https://mgofmc.org/wp-content/uploads/Compost_Flyer_2019rev2.pdf”>MG Guide to Composting</a><br>

<a href=”/website_ebef6880/resources/”>More Helpful Websites</a><br>

<a href=”/website_ebef6880/responsible-gardening/”>Responsible Gardening</a><br>

<a href=”/website_ebef6880/fertilizerscompostmulches/”>Fertilizers, Compost,

 Mulches</a><br>

<a href=”/website_ebef6880/gardens/”>Advice for your Garden</a><br>

<a href=”/website_ebef6880/treesshrubsvines/”>Trees,

 Shrubs, Vines</a><br>

<a href=”https://mgofmc.org/symposiumhistorypublic/”>Symposium Speakers Over the Years</a>

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<h3 align=”left”> Read Our Seasonal Topics </h3>

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<a href=”/website_ebef6880/garden-wars-dealing-with-deer/”>Dealing with Deer</a>

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<a href=”/website_ebef6880/jumpstarting-spring-starting-seeds-indoors/”>Starting Seeds Indoors</a><br>

<a href=”/website_ebef6880/pest-alert-what-you-need-to-know-about-the-emerald-ash-borer/”>Emerald Ash Borer</a><br>

<a href=”/website_ebef6880/ready-set-plant-tips-for-getting-your-garden-off-to-a-great-start/”>Spring Planting</a><br>

<a href=”/website_ebef6880/a-summer-long-punch-of-color-growing-annuals-in-the-garden/”>Summer-Long Color</a><br>

<a href=”/website_ebef6880/the-beauty-of-bees-why-you-should-be-glad-your-yard-is-always-so-full-of-bees/”>Bees in the Garden</a><br>

<a href=”/website_ebef6880/turf-war-is-your-once-lush-lawn-looking-a-little-ruffed-up-by-the-dog-days-of-summer/”>Late Summer Lawns</a><br>

<a href=”/website_ebef6880/bugs-rule-insects-you-actually-want-in-your-garden/”>Good Garden Bugs</a><br>

<a href=”/website_ebef6880/falling-for-bulbs-the-time-to-plant-for-spring-is-now/”>Fall Bulb Planting</a><br>

<a href=”/website_ebef6880/fall-leaves-love-em-and-leave-em/”>Leave the Leaves</a><br>

<a href=”/website_ebef6880/falling-into-place-fall-tasks-to-get-your-garden-ready-for-winter/”>Fall Tasks Before Winter</a><br>

<a href=”/website_ebef6880/divas-of-december-winter-blooming-plants/”>Divas of December</a><br>

</h6>Explore Gardening Resources