See All Pest, Disease and Weed Identification

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White grub damage in a residential lawn. Photo: N. Bosold, Penn State (retired)
White Grubs—Underground Marauders in Turf - Articles Articles
White grubs are probably one of the most common turfgrass insect pests encountered in Pennsylvania lawns. More
Japanese Beetle Control on Ornamental Plants
Japanese Beetle Control on Ornamental Plants - Articles Articles
The Japanese beetle causes extensive damage to ornamental trees, shrubs, and flowers throughout eastern United States. More
Japanese Beetles in Home Fruit Plantings of Peaches
Japanese Beetles in Home Fruit Plantings of Peaches - Articles Articles
The Japanese beetle, Popillia japonica, is often the most important pest of tree-ripened peaches and can cause severe damage to other important crops. More
Arthur E. Miller, USDA APHIS PPQ, Bugwood.org
Japanese Beetles in Brambles in the Home Fruit Planting - Articles Articles
The 1/2-inch-long copper and green adult Japanese beetles, Popillia japonica (Newman), may appear in large numbers at harvest in late June to feed on the leaves. More
Adults feed on leaves and fruit. They chew leaf tissue between veins and leave a lacelike skeleton. Photo by G. Krawczyk.
Tree Fruit Insect Pest - Japanese Beetle - Articles Articles

Tree Fruit Insect Pest - Japanese Beetle

Grzegorz (Greg) Krawczyk, Ph.D.

Japanese beetle, Popillia japonica, is one of the best-known pests to be encountered by Pennsylvania fruit growers, nursery operators, and gardeners. 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