Home and Garden Information Center

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!


  • a group of master gardeners at the learning garden

    Master Gardener Program

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

  • a person holding a handful of vegetables picked from a garden

    Gardening Resources

    Explore all gardening topics: native and invasive plants, soil testing, food gardening, tree and shrub care, indoor plants, diagnosing problems, and more.

  • Ask button for cards

    Ask Extension

    Get answers from our team of Maryland Certified Professional Horticulturists, Extension Faculty, and Master Gardeners.

Hot Topics

  • oak tree by a lawn

    Trees in Our Changing Climate

    Trees add many benefits to homes and communities - shading, cooling, and even reduction of home energy costs. Natural ranges for tree species are shifting in our warming world. 

  • calendar of when to plant vegetables

    Vegetable Planting Calendar

    What would you like to grow in your vegetable garden? Use our calendar to plan your seed starting and transplant dates. / Nuestro calendario de siembra de hortalizas está disponible en Español.

  • a woman setting a new tree into the ground

    March Tips & Tasks

    It's the beginning of the planting and transplanting season for trees and shrubs. Lawn fertilizer may not be necessary in the spring if you fertilized in the fall. A soil test is recommended every three years.

Videos & Webinars

Growing Microgreens

Getting Started With Vegetable Gardening (Webinar Recording)

Winter Sowing Basics (Webinar Recording)

Blog Highlights

  • heirloom tomatoes

    Grow an Heirloom Tomato This Year!

  • hairy bittercress flowers and seed pods

    Winter Weeds Creep Up on Gardeners

  • goldenrod soldier beetle

    A Little-Known Group of Pollinators: Beetles!

Thank you for the support of USDA-NIFA through Northeast Region EIPM Grants


(PDF) 2023 Home & Garden | Master Gardener Annual Report 
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