The Flora covers the biogeographic region of the moist, relictual, unglaciated southeastern North America: south of the glacial boundary and east of the “dry line” to the west that marks a marked floristic boundary to the Great Plains prairies to the...

The New York Botanical Garden’s daffodil collection was established in 1898 with a gift of about 52 varieties from British horticulturist Peter Barr. In 1924 the collection grew exponentially with a naturalized planting across a sprawling hillside in...

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. 

Ten years ago the Royal Botanic Gardens Victoria embarked on an ambitious project to collect, treat and distribute storm water from the catchment within and around the botanic garden. The infrastructure of wetlands filtration, a sophisticated water ...

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...

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...

The increased hurricane activity predicted for future decades has serious implications for the important work of Montgomery Botanical Center (MBG). The recovery process at and any garden begins immediately following each hurricane, but preparedness is...

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,...

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...

Intensively managed landscapes, like those found in many public gardens, attempt to mitigate the impact of significant weather events through irrigation, improving soil characteristics, and mulching. At the same time many gardens purposefully push the...

Medicinal plants have an immense need for intensive curation and interpretation. Many of the more powerful and important medicinal species have little aesthetic value, making medicinal collections difficult to display. Properly interpreted, medicinal...

A collaborative relationship between Asa Gray Garden at Mount Auburn (an active cemetery), architects, and nearby Arnold Arboretum resulted in a beautiful and inspiring garden featuring trees, shrubs, and perennials that provide color, texture, and...

Functional traits are increasingly used to understand the ecology of plants and to predict their responses to global changes. Unfortunately, trait data are unavailable for the majority of plant species. The lack of trait data is especially prevalent...

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...

“Which plants should I grow, and how many?” The IMLS National Leadership Project, Safeguarding our Tree Collections, seeks to answer this fundamental question. Through structured comparisons of genetic data among major groups of seed plants, management...

Botanic gardens are living museums, offering opportunities for conservation and research as well as education, experience, and enjoyment through their plant collections. A garden’s plant records system is as vital as the plants themselves, and serves...

In 2012, more than two million acres of important sage-brush habitat burned in four Western States. In the East, Hurricane Sandy caused not only widespread damage to homes and businesses, but also to native plant communities that stabilize soils and...

This presentation from the 2018 Small Gardens Symposium discusses material sourcing and how to focus a collection based on your priorities. Will the plants be for display or will they be used for research? Learn more about the many considerations...