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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...

Resource
9/15/21
Winter Salt Injury and Salt-Tolerant Landscape Plants

This publication focuses on recognizing and preventing plant damage caused by de-icing salts, evaluates the pros and cons fo alternatives to rock salt, and provides a list of salt tolerant plants. 

Author: Laura Jull, assoicate professor of...

Resource
6/18/21
Pine health issues in the southeastern U.S.

Several biotic and abiotic stressors, including insects, pathogens, and weather, can impact pine growth in the Southeast. Dr. David Coyle (Clemson University) will provide a general overview of identification, impact, and management strategies for pine...

Resource
4/16/21
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...

Resource
3/15/21
Climate change and biological invasion as additional threats to an imperiled palm

Climate change and biological invasion are major threats to biodiversity, but their combined effects haverarely been quantified. The introduction of congeneric non-native species, in particular, can be especially problematic for native species due to...

Resource
3/11/21
Cornell Botanic Gardens: Invasive Plant Policy

A policy document developed to balance the public garden mission of holding diverse horticultural collections with the conservation mission of preserving natural areas and the broader environment.

Resource
3/2/21
Lightning Damage to Landscape Palms

Learning to distinguish the symptoms of lightning strikes is a valuable tool for arborists, landscapers, pest control companies, and gardeners. The symptoms may be confused with other causes such as lethal yellowing disease (Candidatus palmae...

Resource
1/19/21
Invasive Woody Plants and Their Effects on Arthropods in the United States: Challenges and Opportunities

Invasive plant introductions are increasing globally, and trends in human activity suggest these increases will continue. Although we know much about interactions between invasive herbaceous plants and arthropod communities, there is a dearth of...

Resource
1/14/21
Can an ambitious breeding effort save North America’s ash trees?

Since a devastating fungal blight popped up in the Bronx Zoo in 1904 and went on to kill at least 3 billion chestnut trees, North American forests have been swept by one plague after another, including a fungus that kills elms and an aphidlike insect...

Resource
12/30/20
Lessons Learned: A New Kind of Rose Garden

Available to Members only.

Since the Ontario Cosmetic Pesticide Ban of 2009, Royal Botanical Gardens (RBG) had struggled to maintain its Rose Garden to world class standards. Ontario's 2017 sesquicentennial celebration afforded the perfect...

Resource
10/12/20
Bartlett: Emerald Ash Borer Identification, Biology and Management

Emerald ash borer (Agrilus planipennis) was first discovered in southeastern Michigan in 2002. Accidentally introduced on solid wood packing material from Asia, EAB has since spread to nearly all states within the native North American range of its...

Resource
9/9/20
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...

Resource
8/20/20
Addressing Challenges and Growing Opportunities for the Forestry Sector in 2020

In the wake of the COVID-19 pandemic, the Georgia Forestry Association (GFA) is focused on providing long term value to forestry investments in the state and the nation. GFA President & CEO Andres Villegas provides an update on the economic and...

Resource
7/9/20
The Science and Practice of Managing Forests in Cities

The past few months have highlighted the importance of parks and nature in cities. Urban natural areas are critical as refugia, protecting biodiversity and mitigating the impacts of climate change all while contributing to the health and wellbeing of...

Resource
6/30/20
Bartlett: Micronutrient Deficiencies

Six elements are required in small amounts for the growth and development of plants. These are referred to as micronutrients: iron (Fe), manganese (Mn) copper (Cu), zinc (Zn), molybdenum (Mo), and boron (B). Only two of these, iron and manganese, are...

Resource
3/10/20
Awareness, Support, and Perceived Impact of the Connecticut Pesticide Ban

Concern over the use of pesticides in public areas, such as schools, daycare centers, and parks, has prompted some state and local governments to severely restrict or ban pesticides in these locations. Connecticut currently has bans for daycare centers...

Resource
1/22/20
Bartlett: Sonic Tomography

Sonic tomography, or the use of sound waves to detect decay in trees, is a relatively new technology available to arborists.  This technology uses the differential speed of sound as it moves through solid wood, decayed wood, or hollow space to create a...

Resource
1/15/20
Buying better biosecurity: Plant-buying behaviour and the implications for an accreditation scheme in the horticultural sector

The horticultural trade relies on healthy plants to flourish. However, its very nature
means that it is also a key pathway for the introduction and spread of plant pests and diseases.
These pests and diseases threaten horticultural...

Resource
1/8/20
Lightning Protection for Trees

Thousands of trees are struck by lightning every year. These trees will have varying degrees of damage ranging from complete shattering and destruction of the tree, to a slow lingering death, to virtually no apparent damage at all (Figure 1). When...

Resource
12/12/19
New Tools for Identifying and Prioritizing Range Shifting Invasive Plants

Join Jenica Allen and Bethany Bradley to learn about new tools for identifying and prioritizing range-shifting invasive plants coming soon to a landscape near you. Whether you’re a property owner, land manager, landscape professional, or policymaker,...

Resource
11/25/19

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