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Anthracnose
Many deciduous hardwoods are susceptible to a leaf disease called anthracnose that is caused by various species of the fungus Anthracnose.
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Bronze Birch Borer
The bronze birch borer is a serious secondary pest of white, paper, and cut leaf weeping birches.
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Fall Webworm
The fall webworm is a widely distributed native pest that appears from late summer through early fall. It feeds on many species of deciduous trees and shrubs.
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Japanese Beetle
Japanese beetle adults have metallic green bodies with coppery brown wing covers surrounded with 12 white tufts of hair.
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Leafminer
A moderately common pest problem observed on hawthorn trees in May and June is the hawthorn leafminer, Profenusa canadensis. The…
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Spider Mites
Spider mites are not insects, and are more closely related to spiders.
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Spotted Lantern Fly
Lycorma delicatula , commonly known as the Spotted Lanternfly (SLF), is a new invasive insect that has spread throughout southeastern Pennsylvania since its discovery in Berks County in 2014. SLF presents a significant threat to Pennsylvania agriculture, including the grape, tree-fruit, hardwood and nursery industries, which collectively are worth nearly $18 billion to the state's economy.