Penn State Extension

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Mosaic Virus in Brambles
Mosaic Virus in Brambles - Articles Articles
Mosaic affects all raspberries but seldom affects blackberries. The mosaic virus complex overwinters in infected plants and is spread by aphids. 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 adults on Ailanthus. Photo: Emelie Swackhamer
What To Do If You Find Spotted Lanternfly - Articles Articles
The spotted lanternfly is an invasive insect that was first found in Pennsylvania in 2014. More
Once sticky cards are placed in plastic bags, a marker can be used to highlight and count important insects.
Common Insects Found on Sticky Cards in High Tunnels - Articles Articles
Using sticky cards is an important component of scouting for insects in high tunnels. More
Barley Yellow Dwarf
Barley Yellow Dwarf - Articles Articles

Barley Yellow Dwarf

Alyssa Collins, Ph.D.

Barley yellow dwarf is one of the most widely distributed and destructive viral diseases of small grains. More
In the summer aphids vary from a yellow-green to a light green and have black cornicles. Photo by G. Krawczyk.
Green Aphids (Apple and Spirea Aphid) - Articles Articles

Green Aphids (Apple and Spirea Aphid)

Grzegorz (Greg) Krawczyk, Ph.D.

Spirea aphid, Aphis spiraecola, has largely displaced the apple aphid, A. pomi, in apple since the mid-1980s. More
Aphids on Raspberries in Home Gardens
Aphids on Raspberries in Home Gardens - Articles Articles
Aphids are pear-shaped, tiny (1/16 to 3/8 inch long), soft-bodied, sucking insects with small heads and a pair of cornicles ("exhaust pipes"). More
Jim Baker, North Carolina State University, Bugwood.org
Green Aphids in the Home Fruit Garden - Articles Articles
Green aphids include two species that are very difficult to distinguish, the apple aphid, Aphis pomi, and the spirea aphid, A. spiraecola. More
Assessing Soybean Fields for Insect Damage
Assessing Soybean Fields for Insect Damage - Articles Articles
This time of year (July) a suite of insect pest species are feeding upon soybean foliage. More
Spotted lanternfly nymph. Photo: E. Swackhamer, Penn State
Spotted Lanternfly Eggs Hatching in April This Year - News News
Spotted Lanternfly (SLF) is a fulgorid planthopper. More
Spotted lanternfly 4th instar nymphs. Photo: E. Swackhamer, Penn State
How to Comply with the Spotted Lanternfly Regulations - News News
Lycorma delicatula, commonly known as the spotted lanternfly (SLF), is a new invasive insect in southeastern Pennsylvania. More
Volunteer Banding and the Treatment Program
Volunteer Banding and the Treatment Program - Videos Videos
Residents in the infested area of Spotted lanternfly can participate in the Pennsylvania Department of Agriculture's (PDA) volunteer program. More
Jim Occi, BugPics, Bugwood.org
Activity - Population Growth Potential - Aphids! - Articles Articles
Skills: Observation, Scientific Method, Calculations, Biology. More
Penn State Department of Plant Pathology & Environmental Microbiology Archives, Penn State, Bugwood.org
Aphids on Ornamentals - Articles Articles
Many species of aphids or plant lice occur on ornamental trees and shrubs in Pennsylvania. More
How To Remove Spotted Lanternfly Eggs
How To Remove Spotted Lanternfly Eggs - Videos Videos

How To Remove Spotted Lanternfly Eggs

Emelie Swackhamer

1:14

Pennsylvania State Senator Judy Schwank shares this video to help Pennsylvania residents learn how to scrape and destroy spotted lanternfly egg masses. More
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