Penn State Extension

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Christmas Trees
Christmas Trees - Articles Articles

Christmas Trees

Rick Bates, Ph.D.

Christmas trees may be grown in many areas of Pennsylvania however; you will need to absorb the input costs before seeing a return on your investment. More
Ericacea (Heath) Family and Their Culture
Ericacea (Heath) Family and Their Culture - Articles Articles

Ericacea (Heath) Family and Their Culture

Jim Sellmer, Ph.D., Rick Bates, Ph.D.

Generally, the ericaceous plants are woody and range in size from low ground covers to small trees over 20 feet tall. More
Ornamentals and Deer: Realities and Landscape Plant Options
Ornamentals and Deer: Realities and Landscape Plant Options - Articles Articles

Ornamentals and Deer: Realities and Landscape Plant Options

Jim Sellmer, Ph.D., Rick Bates, Ph.D., Gary San Julian, Ph.D.

There is much frustration toward the prevalence of deer and the damage they cause. More
Caring for Your Cut Christmas Tree
Caring for Your Cut Christmas Tree - Articles Articles
The key to maintaining your live Christmas tree throughout the holiday season is to give it the proper care from the time it is purchased until the tree is removed from your home. More
Rhododendrons and azaleas
Evergreen Shrubs and Trees for Pennsylvania - Articles Articles

Evergreen Shrubs and Trees for Pennsylvania

Rick Bates, Ph.D., J. Robert Nuss

This article explains hardiness and site requirements, landscape use, and characteristics of selected evergreen plants. More