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We connect Maryland residents to trusted, science-based resources to grow healthy gardens, landscapes, and communities. Send us your questions, view gardening resources, and connect with the Master Gardener Program for local classes and other learning opportunities in person. All are welcome!

Master Gardener Program

Master Gardeners are volunteers who combine their love of plants, people, and the environment to help Maryland residents grow healthy gardens.
Gardening Resources

Explore all gardening topics: native and invasive plants, soil testing, food gardening, tree and shrub care, indoor plants, diagnosing problems, and more.
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Get answers from our team of Maryland Certified Professional Horticulturists, Extension Faculty, and Master Gardeners.

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Hot Topics

Collecting & Sowing Native Plant Seed

Now is an ideal time to save seeds! Collecting seeds from native plants helps preserve local genetics and provides access to hard-to-find species. Successful seed germination relies on factors like seed ripening, storage conditions, and each plant's specific adaptations.
Fall Actions for Conserving Beneficial Insects

Many pollinators and other beneficial insects require plant debris like fallen leaves, pithy woody stems, and flower stalks as winter habitat. Discover and check off actions you can take in your garden or green space this fall to support them.
December Gardening Tips

Deciduous shade trees can be pruned after the leaves have fallen; dig up and store summer bulbous and tuberous plants such as cannas and caladiums; finish fall lawn fertilization by November 15; protect fig trees before freezing temperatures.