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Figure 1. Lodged corn seen from a distance.
Corn rootworms Suspected of Resistance to Bt Corn Varieties Discovered - Articles Articles
Western corn rootworms that developed resistance to some Bt corn varieties may now be a problem in PA. More
Alfalfa Weevil
Alfalfa Weevil - Articles Articles

Alfalfa Weevil

John Tooker, Ph.D.

Alfalfa weevil is one of the two most-damaging insect pests of alfalfa in Pennsylvania (the other is potato leafhopper). It is an exotic species that likely evolved in Asia, but appears to have been introduced to the U.S. at least three times. More
Scolia dubia on goldenrod / David Hill / platycryptus on flickr.com/CC BY 4.0
Blue winged wasp, Scolia dubia—is a real asset! - Articles Articles
Have you seen this wasp flying over the landscape about 12” above the ground, circling in a mass of its fellow wasps? More
Mourad Louadfel, Bugwood.org
Keep an Eye Out for Cereal Leaf Beetle - Articles Articles
Scout now for infestations of cereal leaf beetle in small grain fields. The larval stage feeds on the leaves and fields appear white if heavily infested. More
Cercospora spp., Cercospora fungi Photo: Yonghao Li, The Connecticut Agricultural Experiment Station, Bugwood.org
Leaf Spotting Fungi - Articles Articles

Leaf Spotting Fungi

Sinclair Adam

Leaf spotting fungi comprise a wide range of plant disease pathogens that do injury to many host plants. 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

Common Insects Found on Sticky Cards in High Tunnels

Elsa Sanchez, Ph.D., Kathleen Ayers

Using sticky cards is an important component of scouting for insects in high tunnels. 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
Beneficial Insects Can Help the Garden Flourish
Beneficial Insects Can Help the Garden Flourish - Articles Articles
Flies in the family Syrphidae are helpful allies in the garden and in the greenhouse or nursery. More
Many different species of fungi produce fruiting bodies called mushrooms.
What Is Growing in My Landscape Mulch? Mushrooms, Slime Molds, and Fungus - Articles Articles
This article describes four common types of fungi growing in landscape mulches in the eastern United States: mushrooms, slime molds, bird's nest fungus, and the artillery fungus. More