from Perlmutter and Rivas Plata, NC State, “Urban Lichens: Environmental Indicators” presentation Lichens have been studied as bioindicators of air quality for more than 100 years. A terrific presentation called Urban Lichens: Environmental Indicators from NC State researchers dives deep into worldwide studies of lichens [...]
#1 Transplanting and a Deeper Look at “Fall Hazards” Some topics really hold up … with nearly 1400 views, this was the top viewed blog post in 2017–even though it originally appeared in 2015! Former NYC Director of Street Tree Planting Matt Stephens and NYSUFC Editor Michelle Sutton coauthored this [...]
Council member and horticulturist Laura Wyeth, with Japanese knotweed. Photo by Larry Decker Japanese knotweed (Polygonum cuspidatum; Latin synonym Fallopia japonica) is indisputably a major nuisance in the urban forest. NYC Parks Natural Resources Group has documented extensive research and control methods they’ve used, in [...]