Deadline for submission: July 31, 2023 

The United States Department of Agriculture (USDA), Agricultural Research Service (ARS) funds expeditions to arrange germplasm exchanges with foreign genebanks.  Germplasm exchange...

Deadline for all exploration proposals: July 31, 2023 

Deadline for draft proposals (foreign explorations only): May 31, 2023 

The United States Department of Agriculture (USDA), Agricultural Research...

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 ...

The restoration of trees remains among the most effective strategies for climate change
mitigation.We mapped the global potential tree coverage to show that 4.4 billion hectares
of canopy cover could exist under the current climate....

Ash tree species in North America are under mortal threat from the Emerald Ash Borer (EAB), now in 35 states and five Canadian provinces. There are ongoing efforts to conserve this native tree species by producing genetically diverse, resistant...

The Red List of US Oaks report details for the first time the distributions, population trends, and threats facing all 91 native oak species in the U.S. using the IUCN Red List threat assessment platform, including updated versions of previously...

Oaks are critical to the health and function of forest and shrubland habitats in the United States, but many native oaks are threatened with extinction in the wild. Ongoing conservation efforts exist for some species, but with growing threats and...

The below case studies were collected and shared in a September 2018 Newsletter from the Center for Plant Conservation. 

Based on an interview with Denise Knapp, Director of...

In a pollen supplementation experiment, fruit or seed production by flowers exposed to natural pollination is compared to that following hand pollination either by pollen supplementation (i.e. manual outcross pollen addition without bagging) or manual...

For many species and seed sources used in restoration activities, specific seed germination
requirements are often unknown. Because seed dormancy and germination traits can be
constrained by phylogenetic history, related species are often...

The first TGI report, published in 2015, identified eight critical gaps slowing the transfer of stress-adapted trees from upstream research to forest owners and managers. The gaps fell into three categories: Innovation, Policy, and Markets. TGI members...

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...