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Featured Resource

Can Cicadas Harm Plants and Trees?

Tom O'Dell, natural areas specialist at the Matthaei Botanical Gardens at the University of Michigan witnessed the periodical Cicada emergence 17 years ago and explains what damage may occur to plants and young trees as the insects emerge again.

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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
How to Correctly Plant a Tree

April is Arbor Month and a new five-minute video produced by the Iowa DNR aims to help residents learn to properly plant trees and avoid very common mistakes—vital to the longevity of new plantings. Common errors such as planting roots too deep or too...

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4/29/21
State Natural Areas Program Roundtable (SNAP)

The Natural Areas Association hosts Roundtables as a way for individuals to come together in a structured, yet informal way, to openly discuss and share information about their work in natural areas conservation. NAA hosted the first State Natural...

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2/25/21
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Plant Collections Town Hall: December 2020

Triage for Living Collections - Discussing Critical Action in the Wake of Disaster

If 2020 has taught us anything it’s that when disaster strikes, we need to be ready to react. The Plant Collections Community invites you to view...

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2/2/21
The Thousand Year Woods and The Managed Landscape

Over the years, humankind has had a complex relationship with the landscapes we inhabit, and in his new book, arborist and writer William Bryant Logan shares how the symbiotic relationship between the woods and its inhabitants evolved. He also examines...

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1/28/21
How does a cross-sector partnership collaborate to retain forestland in the South?

Keeping Forests is a regional partnership with the mission to conserve the 245 million acres of remaining southern forests by supporting private landowners and shedding light on why this land matters. Our partners represent a wide diversity of...

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1/12/21
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...

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12/15/20
Bartlett Tree Experts Series: Boxwoods

Boxwoods: The Good, the Bad, and the Alternatives

Andrew discussed the ever evolving soap opera of the Boxwood World. Andrew will begin with a rough outline of the pests and pathogens that are plaguing this landscape staple and end with a few...

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11/19/20
Millions, Billions, and Trillions - Do You Have the Tools to Keep New Trees Alive?

To keep pace with the increasing impacts of climate change, people across the country are planting more and more trees. But how will you track these trees to make sure you get the optimal return on this investment of time and resources? Join us for a...

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11/2/20
New guidance for tracking long-term tree survival, growth, and health

Field monitoring of urban trees is essential to learn how urban forests change over time. Many arborists and urban forest managers worldwide seek to understand how their tree systems are faring in terms of growth, health, and mortality. The Urban Tree...

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9/28/20
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...

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6/30/20
Bioretention Soil Media, Vegetation, and Maintenance

he Minnesota Stormwater Seminar Series brings nationally recognized experts in stormwater management and green infrastructure to Minnesota for dialogue and discussion. This seminar includes an invited presentation by Stephanie Hurley, Gund Fellow and...

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5/15/20
Managing Historic Grasslands in an Era of Climate Change

Historic urban grasslands include greenspaces of historic value designed for passive and active recreation in the human built environment. Urban grasslands such as cemeteries and parks present unique challenges to landscapes designed in the early...

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4/20/20
Historic Landscapes Community Webinar: Managing Iconic Trees

From the Morris Arboretum and Green-Wood Cemetery to Monticello and Filoli, many historic landscapes and public gardens are defined by living collections of woody plants that have historic significance to the site. This webinar focuses on not only...

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2/18/20
Landscaping for Resilience in a Changing Climate (Online Course)

The Earth's climate is changing. Impacts - including higher temperatures, rising sea levels, and longer periods of extreme weather - are...

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1/22/20
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,...

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11/25/19
Why Are Trees Important? Human Health and Economics

An ever-growing, international body of research points to many human health and wellness benefits that result from nearby nature experiences. But what about trees? Two recent reviews have explored, first, the studies that focus on the urban forest and...

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11/25/19
2019 One Health One Planet Symposium Resources

In March, 2019 the third-annual One Health One Planet symposium united thought leaders across disciplines to discuss One Health and the Future of Food, sharing groundbreaking new insights on the human, animal and ecological impacts of food and diet,...

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10/31/19
Public Gardens as Sentinels Against Invasive Species

From the American Public Gardens Association Plant Collections Management Symposium. Thursday, October 18, 2018 from Vancouver, Canada.

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10/17/19

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