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Ornamental plantings of holly in Pennsylvania are often damaged by leafmining pests. The native holly leafminer only feeds on the foliage of American holly.

Kickstart your spring garden by planting native plants from seed indoors or outdoors, and learn simple techniques to enhance germination.

Attend a vital information session about how to become a Master Gardener in Dauphin County.

Do you enjoy outdoor activities? Become a community scientist. First Investigation of Stream Health (FISH) monitors changes to local streams and their habitats.

Get a head start on your spring gardening by learning how to start germinating seeds in your garden in the winter months.

This workshop will teach participants how to make their own maple syrup.

Earn Core and Category credits while learning about a variety of topics related to growing vegetables.

This informative virtual event will teach you about native plants that you can add to your landscape to increase wildlife and create plant biodiversity!

Learn how to grow hydroponic vegetables on a small scale. Subjects will include an overview of various kinds of vegetables fit for hydroponic growing, which ones are the most straightforward and most challenging to grow, growing procedures, and what equipment is needed for you to produce them.

Varroa mites (Varroa destructor), are the most influential of all of the pests and diseases of the European honey bee (Apis mellifera) today.

The woodlouse hunter spider preys on pill bugs or sow bugs (order Isopoda) and derives its common name from the British common name for these crustaceans.

Get ready to get growing this spring by joining the Mercer County Master Gardeners for this annual event.

Whether a novice or expert gardener, this gardening event has something for everyone!

You can support Penn State Extension Master Gardeners on #GivingTuesday, November 29, 2022!

Your family and friends will enjoy stunning images of Pennsylvania gardens and nature all year long with a Penn State Extension Master Gardener calendar!

Winter is a wonderful time for children to connect with our gardens' feathered friends.

Looking for a gift for the gardener who has everything? Check out this list of recently published garden books.

Learn how to care for holiday cacti to keep them happy and healthy for optimal blooms.

These winter shrubs will not only add visual beauty to your garden, but fragrances that will entice you outside.

Holly is an ancient plant associated with layer upon layer of history and cultural significance.

The familiar flowering dogwood trees are a minor portion of a family, including native shrubs. These shrub dogwoods are attractive in the home landscape and provide essential value to wildlife.

Peruse seed catalogs from big-name houses and smaller companies, and discover new helpful information for your spring garden planning!

Learn about how to manage precipitation run-off and add to the aesthetic environment by building a suburban rain garden.

Journey with us through the seasons as we observe how climate change affects flower and tree growth, wildlife and insects, and more.

This event will discuss composting, getting started, and using your final product! You will learn what can go into your compost pile, what shouldn't be composted, and the best way to use your compost.