Diversification of urban forests is essential to enhance their resilience to future biotic
threats as well as those posed by a changing climate. Arboreta and botanic gardens
host a wide range of plant material that can be evaluated to...

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...

On behalf of the Federal Emergency Management Agency (FEMA), I am pleased to issue this Fourth Edition (Version 4) of the Public Assistance Program and Policy Guide (PAPPG). FEMA has archived previous editions at...

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....

These suggested protocols can help institutions maintain essential functions in the face of a massive workforce reduction of prolonged duration. These horticultural best practices will sustain living collections and plants in production while limiting...

Concern over the use of pesticides in public areas, such as schools, daycare centers, and parks, has prompted some state and local governments to severely restrict or ban pesticides in these locations. Connecticut currently has bans for daycare centers...

Sarah P. Duke Gardens in Durham, North Carolina has put together a storm preparedness plan in anticipation of more frequent extreme storms. 

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...

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...