Hemlock Woolly Adelgid in Lake and Geauga County, Ohio

Hemlock woolly adelgid, Adelges tsugae, is an invasive insect in eastern North America. It feeds on Canadian Hemlock, Tsuga Canadensis. The insect was discovered last summer feeding on a mature stand of Hemlocks on Little Mountain on a property located on the grounds of Holden Arboretum. Although it is uncertain how the adelgid got there, it is thought that it arrived on birds migrating north. Because of the discovery, both counties have been quarantined. Canadian Hemlocks grown in nurseries located in Lake and/or Geauga County, Ohio will have special requirements and restrictions on movement...
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Authors
Thomas deHaas

Spotted Lanternfly Found in Virginia

The spotted lanternfly (Lycorma delicatula) was recently detected in Frederick County, Virginia on January 10, 2018. It has been reported that egg masses and a dead adult were found.

 

The spotted lanternfly, an invasive planthopper, was first discovered in the United States in Pennsylvania in the fall of 2014. It is native to China, India, Vietnam, and introduced to Korea where it has become a major pest. This insect has the potential to greatly impact the grape, hops and logging industries. In November of 2017 a single female was found in New Castle County...

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Authors
Amy Stone

ODA Announces 2018 Gypsy Moth Treatment Project Open Houses

While all is quite in the gypsy moth's world, much preparation is occurring in Ohio to manage future gypsy moth populations this year as part of the two programs ODA administers:  Slow-The-Spread and Suppression.  Recently ODA released the schedule for their 2018 Gypsy Moth Treatment Open Houses and the 2018 Treatment Maps. Treatment blocks have been identified and are planned in19 Ohio Counties. Treatments will occur after caterpillars hatch this spring and when weather conditions are favorable.  Treatments are made to protect trees from damage from the leaf feeding caterpillars like seen...

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Authors
Amy Stone

USDA Updates Emerald Ash Borer Map, January 2018

While emerald ash borer (EAB) may be considered "old-news" in the buckeye state, many may want to keep a watchful eye on its progression beyond Ohio. Each month, USDA APHIS produces an updated EAB Detection Map. Occasionally, we like to post these updated maps on BYGL for those that are interested in monitoring the spread of the pest in North America. 

 

The most recent additions to the map include:

  • initial county detections in: St. Clair and Talladega Counties, Alabama; Queens County, New York; and Eau...
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Authors
Amy Stone

ODA Announces New Finds of Hemlock Woolly Adelgid in Ohio in Athens, Geauga and Lake Counties

Earlier today, the Ohio Department of Agriculture (ODA) the Ohio Department of Natural Resources(ODNR) announced the discovery of a hemlock-killing pest in Lake, Geauga and Athens counties. The hemlock woolly adelgid (HWA) is a small, aphid-like insect native to Asia, which threatens the health and sustainability of two hemlock tree species native to the eastern United States.

 

HWA was first reported in the eastern United States in 1951 near Richmond, Virginia. Today, it is established in portions of 20 states from...

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Authors
Amy Stone

Emerald Ash Borer University - 2018

Emerald Ash Borer University (EABU) recently released the dates and topics of its upcoming "virtual semester." Five FREE webinars are scheduled in February and March. Each session will last approximately one hour. A certificate of participation can be emailed to those participating on the live webinars. All sessions will be recorded and linked to the National EAB Website at www.emeraldashborer.info following the session using YouTube.

 

EABU is a free webinar series supported through the US Forest Service and coordinated by...

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Authors
Amy Stone