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...

This audio conversation took place via Zoom in late October 2020. It was conducted by Tommy Rosenbluth, Program Manager of the Association's Climate & Sustainability Alliance, and features Kelly D. Norris, former Director of Horticulture and...

This article from Frontiers in Forests and Global Change explores large-scale global reforestation goals in the US. The authors used GIS analyses, surveys of nursery managers and foresters, and literature synthesis to assess the opportunities and...

Results are in from one of the most significant studies ever completed on Delaware’s bees. From 2018-2019, Mt. Cuba Center partnered with Matthew J. Sarver of Sarver Ecological to scientifically measure which species of bees were attracted to our...

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...

The Western Association of Fish & Wildlife Agencies (WAFWA), in partnership with Bureau of Land Management (BLM), U.S. Fish and Wildlife Service (USFWS), U.S. Geological Survey (USGS), Intermountain West Joint Venture (IWJV) and other conservation...

On March 25, 2021, the Somerville, MA City Council unanimously passed a first-of-its-kind ordinance requiring that plantings on city-owned land be composed primarily of local native plants.

Local advocacy group Green & Open Somerville has...

Join the conversation as we discuss how wetlands can support pollinators, how to select native plants for pollinators on wetlands, common pollinator groups, and to see examples of successful restoration projects that incorporated pollinator habitat....

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...

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...

Botanical gardens have contributed to plant conservation through the maintenance of both living 20 and preserved plant specimens for decades. However, there is still a large gap in the literature 21 with regards to understanding the potential...

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.

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.

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...

Before you can manage your woodlands, you have to have a good idea of what your land is like, what has been there before and what you want to do with it. In this presentation, learn how you can assess your woods, including past land use, current...

Available to Members Only

A Focus on Sustainability is a collaborative series between the Ecological Landscape Alliance, Chesapeake Conservation Landscaping Council, ReScape, Deep Roots Kansas City, and the American Public Gardens Association....

This is a companion resource to a presentation given by Tim Boland, Polly Hill Arboretum, entitled The American Oaks: Diversity, Ecology, Identification as part of the "A Focus On Sustainability" Webinar Series. 

This webinar introduces a program on co-produced research and action to manage forests for culturally important plants within portions of traditional Cherokee homelands.

Hear from a diverse panel on how to use inclusive interpretation of gardens and historic landscapes to reach a broader audience.

Panelists include Shaun Spencer-Hester of the Anne Spencer House & Garden Museum, Lynchburg, VA; Peggy Cornett...

This report brings together the most current knowledge of soil life and how it supports nature and humanity. More than 300 scientists contributed to the report, which provides an overview of soil biodiversity, its contribution to supporting ecosystems...