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Browse by Author: Kelly Oten
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Callery Pear: Bradford Pear, Other Varieties, and Their Invasive Offspring

By: Kelly Oten, Courtney Johnson

This publication describes the invasive Callery pear species, its offspring, and how it can harm native ecosystems. It details how to identify these invasive trees and distinguish them from other trees with similar physical characteristics. It also includes information about what landowners should do if they have Callery pears on their property.

Tree-of-heaven (Ailanthus)

By: Ryan Bohannon, Kelly Oten Invasive Forest Pests

This fact sheet covers the identification, impacts, and management for tree-of-heaven (Ailanthus), an invasive plant.

Spotted Lanternfly

By: Kelly Oten Invasive Forest Pests

This factsheet offers information on the biology and management of the spotted lanternfly, an invasive agricultural, ornamental, and nuisance pest in the United States.

Chestnut Blight

By: Heather Moonier, Kelly Oten Invasive Forest Pests

Chestnut blight is a fungal pathogen that caused the functional extinction of American chestnut in eastern North American forests. This fact sheet describes the history, biology, signs and symptoms, and hope related to the demise of chestnut in the US.

Elm Zigzag Sawfly

By: Kelly Oten, Matt Bertone, Delaney Serpan Invasive Forest Pests

The elm zigzag sawfly is an invasive species first reported in North America in 2020. This fact sheet details what is known about its biology, identification, and management.

Dutch Elm Disease

By: Delaney Serpan, Kelly Oten Invasive Forest Pests

This factsheet describes the disease cycle, symptoms, and management of Dutch Elm Disease.

Asian Longhorned Beetle

By: Kelly Oten Invasive Forest Pests

This factsheet offers information on the biology and management of the Asian longhorned beetle, an invasive forest pest in the United States.

Firewood as a Vector in Invasive Pest Dispersal

By: Kelly Oten Invasive Forest Pests

This factsheet covers information related to firewood as a threat in moving invasive pests to new areas.