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. 

Lindsey Purcell, Urban Forestry Specialist – Purdue University, as he outlines examples and case studies regarding tree appraisal in the urban environment. 

In the native plant world, discussions about what plants are authentically native can get heated. Are the cultivars found at your local nursery native? Do they add ecological value or threaten biodiversity? In 2016, fifteen scientists from eleven...

Selecting species and seed from appropriate sources to maximize project success faces many challenges, and this presentation will review plant selection for ecosystem diversity for economically and ecologically practical outcomes. Habitat degradation...

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,...

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...

MIssouri experienced winter droughts in 2013, 2014, 2017, and 2018 which potentially impacted the native plants and their pollination systems at Shaw Nature Reserve. Ratibida pinnata is a hardy, herbaceous perennial plant in the Asteraceae...

Native seed is in high demand, but the availability of suitable product varies. Habitat restoration and other conservation efforts rely heavily on appropriately sourced propagules. How can we begin to meet the challenge of developing adequate seed...

Presenter: Justin Meissen, Research and Restoration Program Manager, University of Northern Iowa, Tallgrass Prairie Center

Seed supply limits large-scale restorations, which often rely on seed collection from remnant ecosystems. Overharvesting...

The Native Plant Database is an easy-to-use resource for gardeners across Canada.

Browse for native trees, shrubs, wildflowers, grasses, aquatic and vine species by regions across...

Learn about ecotypes and ecological restoration planning tools for greater long term conservation planting success. This webinar is presented...

Nature's Notebook is a national, online program where amateur and professional naturalists regularly record observations of plants and animals to generate long-term data sets used for...

Powell Gardens in Kansas City works with the recovery plan for federally endangered Asclepias meadii in Missouri. The gardens have collected the species from both their own property and nearby native...