Learning to distinguish the symptoms of lightning strikes is a valuable tool for arborists, landscapers, pest control companies, and gardeners. The symptoms may be confused with other causes such as lethal yellowing disease (Candidatus palmae...

The guide provides a detailed the native plants of New York that are crucial for supporting native specialist bees; including, where the region or habitat the plant occurs naturally, date of bloom, color of bloom, plant structure, how to obtain seeds...

Following the Governor’s announcement on the re-opening trajectory for Ohio, see Holden Forests & Gardens request to reopen the Arboretum grounds on Tuesday, May 12, 2020. To ensure the safety of visitors and staff, HF&G will follow all the...

As the COVID-19 pandemic continues to progress, most jurisdictions have implemented
physical distancing measures community-wide. As chains of transmission begin to
decline, along with new COVID-19 cases, there will need to be decisions at...

The 2019 novel coronavirus (COVID-19) is a contagious disease that is rapidly
spreading from person to person in the Commonwealth of Pennsylvania. COVID-19 can
be transmitted from people who are infected with the virus even if they are...

Historic urban grasslands include greenspaces of historic value designed for passive and active recreation in the human built environment. Urban grasslands such as cemeteries and parks present unique challenges to landscapes designed in the early...

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,...

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...

Ice or snow loads can cause branch breakage or failure of entire trees and shrubs. Branches or entire trees that fall in storms can impact homes, vehicles, power lines and block roads. After a storm, the first priorities are safety and restoration of...