
Baltimore County Executive Johnny Olszewski visited a street tree planting project in Loch Raven Village to announce planting over 7,100 native trees across various neighborhoods and commercial zones within the last three years. This marks a significant increase in urban greening initiatives from Olszewski's Operation ReTree Baltimore County and the Street Tree Replacement program. "Increasing Baltimore County’s tree canopy improves air quality, beautifies communities, and delivers long-term benefits to our neighborhoods," Olszewski stated, as the Baltimore County Government reported.
6th District Councilman Mike Ertel expressed excitement over the visible impact of the street trees planted, specifically in Loch Raven Village and Knettishall, noting correlations with "higher property values, lower crime and cooler temperatures in the summer months." Trees play a critical role in enhancing environmental sustainability and health benefits. The unprecedented tree-planting efforts by the county were designed to address the reduction of tree canopies in established neighborhoods, which have deteriorated over the decades. Nick Linehan, Gardens Chair for the Associates of Loch Raven Village, emphasized to the Baltimore County Government press release the tangible difference made by the program, which "planted 396 street trees, just this fall."
Before these initiatives, the Department of Environmental Protection and Sustainability (DEPS) focused on rural reforestation. However, the introduction of Operation ReTree saw an impressive 3,667 trees planted in historically underserved neighborhoods since fall 2021. The Street Tree Replacement Program, commencing in fall 2022, contributed another 3,435 trees along county rights-of-ways. This shift in focus and policy was without precedent in the county before Olszewski stepped in to change the trajectory of urban landscaping.
The county has invested $4.2 million in urban reforestation efforts, which includes contributions from federal and state funding sources such as the American Rescue Plan Act (ARPA) and the Chesapeake Bay Trust (CBT). Dr. Jana Davis from the CBT lauded the initiative, stating, "Operation ReTree is a fantastic example of what this program seeks to achieve by advancing climate action for communities with the greatest need for tree canopy," as quoted in a release provided by Baltimore County Government.
The Operation ReTree hub website and the Street Tree Replacement Program hub website feature detailed program information and visuals of the plantings, including interactive GIS maps of tree species and locations.









