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Chicago Region 2020 Tree Census

The Morton Arboretum has released the results of its 2020 Chicago region tree census. Findings include the loss of an estimated 6 million ash trees, felled by the emerald ash borer. Chicago's canopy cover decreased from 19% to 16%, largely because of...

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5/4/21
A Threat to Ecological Investments: Plant Pathogens in Landscape Restoration Projects

To repair ecological damage caused by construction, landscape managers typically apply restoration techniques - but what if these activities further damage the ecology? Invasive Phytophthora pathogens have been inadvertently introduced to...

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4/29/21
Loblolly Pine Health in the Southeastern U.S.

Southern pine species such as loblolly, longleaf, shortleaf, and slash cover much of the 
southeastern U.S., and are a critical component of the region’s economy.  Loblolly pine is the 
most widely planted species in the southeastern...

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3/15/21
Fungi associated with galleries of the emerald ash borer

The emerald ash borer (EAB) is an exotic forest pest that has killed millions of ash trees in the 
United States and Canada, resulting in an ecological disaster and billions of dollars in economic 
losses of urban landscape and forest...

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3/15/21
Bartlett Tree Experts Series: Sustainable Landscape Management

Greg reviews the key components to maintaining our stressed landscapes with tried and true Sustainable Landscape Management practices.

Speaker: Greg Paige, Director of Horticulture and Arboretum Curator, Bartlett Tree Research Laboratories and...

Resource
12/15/20
Insect Pests in the Landscape

Tawny Simisky, UMass Extension Entomologist, will discuss the frequently seen insect pests of trees & shrubs in the landscape during the 2020 growing season. This presentation will provide tips and tricks for diagnosing insects in the field as well...

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12/4/20
Becoming Sentinels Against Invasive Plants Workshop Materials

Prior to Workshop  - 

  1. Each registrant should read the attached Guidelines for Listing, Categorizing and Sharing Information on Plant Taxa Spreading from Cultivation at Public Gardens in North America (Guidelines).
     
  2. ...
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10/21/20
Inventory and Design Opportunities for Pollinator Habitat on Working Lands

In this first webinar in a two-part series, planners will learn about inventory tools and whole farm conservation planning approaches to enhance pollinator and other wildlife habitat. Specifically, we will give an overview of key pollinator habitat...

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8/20/20
Bartlett: Needle Diseases of Conifers

Needlecast and needle blight are terms applied to a variety of foliage disorders of many coniferous species. These diseases are usually more severe on young trees or on trees growing outside of their natural range. Disease severity and corresponding...

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2/10/20
Oak decline in the United States

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. Oak decline occurs more commonly among red oak species, but white oaks are susceptible as...

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10/14/19
Spotted Lanternfly: What Natura Areas Professionals Should Know about this New Invasive Insect

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

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

Resource
9/13/19
A new pest: The spotted lanternfly

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...

Resource
9/13/19
Prioritizing the conservation needs of United States tree species: Evaluating vulnerability to forest insect and disease threats

Insect and disease infestations pose major threats to several North American forest tree species.
Scientists and managers from throughout the United States Forest Service developed a conservation priority-setting framework for forest tree...

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4/10/19
Shifts in the Abiotic and Biotic Environment of Cultivated Sunflower under Future Climate Change

Sunflower is a unique model species for assessing crop responses and adaptation to climate change. We provide an initial assessment of how climate change may influence the abiotic and biotic environment of cultivated sunflower across the world. We find...

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2/27/19
Forest Health and Biotechnology: Possibilities and Considerations

The American chestnut, whitebark pine, and several species of ash in the eastern United States are just a few of the North American tree species that have been functionally lost or are in jeopardy of being lost due to outbreaks of pathogens and insect...

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1/8/19
Green-Wood Cemetery GIS Project

This is an example of how a historic landscape and public garden used GIS to map, track, and monitor tree health on their grounds. The presentation highlights how one might be able to use GIS at their public garden and some of the key features GIS...

Resource
10/31/18
An Update on New and Emerging Pests in the Pacific Northwest

Foresters and horticulturists should be aware of the risks of invasive species and should be updated on a regular basis regarding emerging pest threats. In the Pacific Northwest, many new potential threats to natural ...

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4/6/18
Teaching Tools-Native Plants & Ecosystem Services

Check out Michigan State University's Power Point presentations, webinars, and videos to learn about native plants, beneficial insects, and pollinators. These teaching tools...

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9/18/17