Many species of birds, bees, and other pollinators face a precarious future in our urbanizing landscapes. Biodiversity is threatened at local to regional scales by habitat degradation. But there is some hopeful news: homeowners, individuals,...

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...

Put your knowledge and plan into action to manage your forest land! This presentation will help you learn how to implement a woodland management plan that achieves your objectives.

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...

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...

In this webinar, planners will learn how to plan and contract pollinator habitat plantings. Guidance will help planners improve the success of habitat restoration plantings with adequate site preparation, implementation, and periodic maintenance during...

Join others in learning about the high diversity of plant species characteristics of the longleaf pine ecosystem and how it supports the many common and unique wildlife species in these open forests dominated by a single tree. Participants will also...

The guide provides a detailed the native plants of New York that are crucial for supporting native specialist bees; including, where the region or habitat the plant occurs naturally, date of bloom, color of bloom, plant structure, how to obtain seeds...

Trees grow with, and adjust to, large lateral and vertical loads caused by wind and gravity. Storms with strong winds and ice can push trees beyond their ability to reconfigure or fall back to reduce drag. Exceeding tree structural ice and wind load...

With increased intensification in cities throughout the world, urban trees are often at risk of becoming damaged by construction impacts, such as utility trenching or pavement / sidewalk repair. If the damage is severe and a tree loses a lot of its...

The use of livestock to control undesirable vegetation is growing in popularity. However, less is known about the pros and cons of this technique in comparison to other management methods, such as herbicide, cutting, and burning. In this webinar, Dr....

Two speakers will present restoration ecology research published in the January 2020 issue of the Natural Areas Journal: Leighton Reid will share understory plant community outcomes based on twelve years of monitoring in a woodland mosaic in Missouri...

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...

Tree planting can help communities achieve many resiliency goals such as cooling heat islands, reducing stormwater floods, and building neighborhood cohesion. But trees can only do these things if they survive and thrive to maturity. CommuniTree is a...

The goal of the webinar is to provide an overview of soil management for urban trees. Specific emphasis will be given to soil assessment. The webinar will introduce soil quality, cover how soil quality can be assessed, and discuss how soil quality...

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...

This Plan is intended to outline plans for preparing for emergencies and for immediate response and short-term recovery efforts in an emergency. In addition, it contains plans for the security of the Arboretum's living and non-living collections and...

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,...

Mulches provide many benefits for trees and shrubs. Properly applied mulch will moderate soil temperatures, reduce soil moisture loss, reduce soil compaction, provide nutrients, improve soil structure, foster beneficial microbial communities, and keep...

The history of the Morris Arboretum can be told through its eldest trees. Every scar and abnormality present on these immense specimens inspire awe, enrich visitor experience, and provide a glimpse into the past of the gardens. They also act as living...