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Explore Our Program

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

March Gardening Tips

Learn how to install trees and shrubs properly as the planting season begins. There's still time to test the soil for vegetable gardens to learn about acidity and nutrient levels. Seeds for some early-season crops can be started indoors this month. Discover which insects - beneficials and pests - will begin emerging soon.
Vegetable Planting Calendar

Learn about the best windows of time for sowing seeds for different vegetable crops. Starting seeds at the ideal time - not too early - allows them to get a head start on growing for the season while not getting too stretched or spindly before they can be transplanted outdoors.
Landscape Designs with Native Plants

Spring is a time to dream and plan for this year's garden. Take inspiration from a sampler of landscape design ideas in this guide to developing a simple garden layout in limited space with a native plant focus.