Nate Siegert, Ph.D., USDA Forest Service, discusses the latest information pertaining to the Emerald Ash Borer (EAB) and its continued spread across the urban forests of the U.S. and Canada.

Oak decline is a slow-acting disease complex that involves the interaction of biotic and abiotic factors such as climate, site quality and advancing tree age.

This webinar was brought to you by the Natural Areas Association.

Presented by Sarah Wurzbacher, Forestry Extension Educator, Penn State University.

The spotted lanternfly (Lycorma delicatula) is an invasive planthopper native to China, India and Vietnam.  It was first discovered in Pennsylvania and has spread to other counties in the eastern United States.  This insect has the potential to greatly

Tree diseases are controlled primarily by spray applications of fungicides.

In August 2008, a dangerous pest, the nonnative, invasive Asian longhorned beetle, was discovered in Worcester County, Massachusetts.

EAB has become more prevalent in the northeastern U.S.

This presentation will review research that provides scientific basis for EAB management and conservation of ash in urban environments.

Botrytis is widely considered to be one of the costliest diseases in greenhouse ornamental production—and deservedly so, since it’s also known as a high-risk pathogen for its potential to develop fungicide resistance.

Foliage and vascular wilt diseases affecting deciduous trees in urban landscapes, including anthracnose, fungal leaf spots, bacterial leaf scorch, Verticillium wilt, and more will be covered with a focus on identification and management.