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Photo credit: Margaret Stoddard
Why Doesn't My Holly Have Berries? - Articles Articles
Lack of berries on holly is a common concern for home gardeners. This article identifies some of the reasons and possible solutions. More
How To Remove Spotted Lanternfly Eggs
How To Remove Spotted Lanternfly Eggs - Videos Videos

How To Remove Spotted Lanternfly Eggs

Donald Seifrit

1:14

Learn first-hand how to scrape and destroy spotted lanternfly egg masses, which are visible between October and July. More
Spotted Lanternfly: Research Update
Spotted Lanternfly: Research Update - Videos Videos

Spotted Lanternfly: Research Update

Julie Urban

22:39

A lot of scientific research is being done to increase our understanding about how the spotted lanternfly behaves and what management methods might be effective. More
Photo: Holly Raguza, Pennsylvania Department of Agriculture
Spotted Lanternfly: Tips for Handling Yard Waste in Quarantined Areas - Articles Articles
To prevent the movement of this insect, avoid moving yard waste such as woody plant debris (fallen trees or branches and tree trimmings) outside the quarantine area. More
Adult spotted lanternflies. Photo Credit: E. Smyers
Spotted Lanternfly Management for Homeowners - Articles Articles

Spotted Lanternfly Management for Homeowners

Heather L Leach, Dave Biddinger, Ph.D., Grzegorz (Greg) Krawczyk, Ph.D.

A guide that reviews the identification, life cycle, current distribution, and techniques for managing spotted lanternfly on your property. More
Photo credit: Joan Jubela
Mountain Laurel - Articles Articles

Mountain Laurel

Joan Jubela

Discover the fact and folklore behind mountain laurel, Pennsylvania's state flower. More
Tree of heaven leaves. Credit: Bigstock
Tree-of-Heaven - Articles Articles

Tree-of-Heaven

David R. Jackson, Art Gover

Tree-of-heaven (Ailanthus altissima) also known as ailanthus, is a rapidly growing deciduous tree native to a region extending from China south to Australia. Spotted Lanternfly, an invasive pest, is particularly attracted to Tree-of-heaven. More
Photo: Holly Raguza, Pennsylvania Department of Agriculture
How You Can Comply with the Spotted Lanternfly Quarantine Regulations - Articles Articles
Some tips to help you avoid spreading Spotted Lanternfly (SLF) and be in compliance with the Pennsylvania Department of Agriculture (PDA) regulations. More
Dead spotted lanternfly at the base of a treated tree. Photo by Pennsylvania Department of Agriculture
Treating Black Walnuts with Insecticides for Spotted Lanternfly Control - Articles Articles
Recommendations for safe pesticide applications to control spotted lanternfly infestations. More
An adult spotted lanternfly. Photo by Pennsylvania Department of Agriculture
Avoid Home Remedies to Control Spotted Lanternfly - Articles Articles
Untested homemade solutions may harm people, pets and plants. Their use can be unsafe and illegal. More
While spotted lanternflies will feast on a variety of plant species, they have a special fondness for Ailanthus, or tree-of-heaven. Photo: Emily Swackhamer
Spotted Lanternfly Expert Provides Tips for Home Management of Pest - News News
The pest harms host plants and can render outdoor areas unusable by leaving behind honeydew, which attracts other insects and promotes the growth of sooty mold. More
Updated Insecticide Recommendations for Spotted Lanternfly on Tree Fruit
Updated Insecticide Recommendations for Spotted Lanternfly on Tree Fruit - Articles Articles
Insecticide recommendations for spotted lanternfly in tree fruit, updated August 2018. More
Woody Plant Identification: Broadleaf Evergreens
Woody Plant Identification: Broadleaf Evergreens - Workshops Workshops
You’re invited to learn how broadleaf evergreen shrubs can add year-round structure, color, texture, and form to the landscape. More
Spotted Lanternfly: What to Look For
Spotted Lanternfly: What to Look For - Articles Articles
Spotted Lanternfly, Lycorma delicatula, is a new threat to Pennsylvania and the United States, and experts are still learning how to combat it. More
Spotted lanternfly feeding on grapevine. Image by Erica Smyers.
Updated Insecticide Recommendations for Spotted Lanternfly on Grape - Articles Articles
Insecticide recommendations for spotted lanternfly in grape, updated August 2018. More
Woody Plant Identification: Conifers
Woody Plant Identification: Conifers - Workshops Workshops
Join us for six hours of in-depth training on evergreen identification and usage. More
Spotted Lanternfly Permit Training for Businesses
Spotted Lanternfly Permit Training for Businesses - Online Courses Online Courses
Free
Spotted lanternfly is an invasive insect that can damage many crops. Learn best practices to stop its spread. Businesses operating in the quarantine zone must have permits to move equipment and goods within and out of the zone. More
When trees look like telephone poles, they are either planted too deeply or mulched too deeply. Either way, it is not good for the tree! Photo: Sandy Feather, Penn State
Mulch Volcanoes Are Erupting Everywhere! - News News
Extension educators, arborists, and other knowledgeable horticulturists have railed against the prevalence of mulch volcanoes for decades. So why do we still see so much mulch piled around the trunks of trees? More
Overall picture of white oak impacted by cynipid wasp galls. Photo: Sandy Feather, Penn State
Cynipid Wasp Galls: Making A Mess of White Oaks - News News
The Extension office received a sample of damaged white oak leaves from the North Hills of Pittsburgh. Given the amount of rain we have had all year, anthracnose was a possible suspect. More
The Chinese chestnut tree in full bloom can be very attractive. Photo: Tom Butzler, Penn State
Trees in the Landscape: The Stinkers - Articles Articles
We place trees and shrubs in the landscape for a variety of reasons; fall color, flowers, shade, winter interest, and fruiting characteristics. And let’s not forget the smell. More
Spotted Lanternfly Grape Pest Alert
Spotted Lanternfly Grape Pest Alert - Articles Articles

Spotted Lanternfly Grape Pest Alert

Heather L Leach, Michela Centinari, Ph.D.

This fact sheet provides identification, damage, quarantine, and management information for the spotted lanternfly, an invasive sap-feeding planthopper that feeds on the vine trunk, shoots, and leaves of grape plants, among other crops. More
Rugosa flowers are not only attractive but they are fragrant and attract pollinators. Photo: Tom Butzler, Penn State
Rugosa Rose: An Alternative to a Fence - News News
Fences are placed between properties for several reasons; to delineate boundaries, privacy (i.e. nosy neighbors), or keep animals/kids out of an area. More
Vincent Cotrone, Penn State University
Recovering from Storm Damage: Assessing Trees on Your Property - Workshops Workshops
Following recent storms that have damaged numerous trees, it is important to learn how to evaluate tree condition, defects and risks associated with them. More
Volunteers from Penn State's Fruit Research and Extension Center help prepare holes for planting grapevines at Manatawny Creek Vineyard in Berks County, the location of the research. Image: Erica Smyers
Lanternfly's Penchant for -- and Potential to Harm -- Grapevines Focus of Study - News News
Penn State researchers are studying how feeding damage caused by the spotted lanternfly affects grapevine health and the quality and quantity of the fruit. More
Pollinator Garden
Spring Blooms: Small Trees and Native Perennials - Workshops Workshops
Learn about perennials you can plant in your own garden, and which plants have the highest ecological value. More
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