See All Urban Forestry
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NewsBare Root, Big Impact: Helping Communities Plant Trees
Date Posted 6/1/2026More than 1,300 large trees were planted across Pennsylvania this spring through a program helping communities overcome the cost and complexity of expanding local tree canopy. -
ArticlesDesigning Downtowns Fit for Trees
Good design and community input can help downtowns achieve an attractive and comfortable tree lined shopping district. -
ArticlesMunicipal Tree Commissions
This article explains how communities can form a tree commission to create and sustain an urban forestry program. -
ArticlesWhat to Do About Leaning Trees
Leaning trees should be inspected to determine risk to nearby people or property and any potential corrective actions. -
NewsTrees Aglow in Weather and Lightning Research
Date Posted 3/12/2026New research suggests a hidden glow in tree tops from electrical activity may be a common occurrence during thunderstorms. -
Articles3-30-300 Rule for Community Greening
A straightforward guideline is helping cities grow greener and healthier. -
Workshops$275.00
Arborist Short Course
When 09/08/2026Length 7-8 hours for 4 consecutive daysEvent Format In-PersonThe Arborist Short Course is a four-day workshop designed to increase working tree knowledge and prepare participants for the ISA Certified Arborist exam. -
ArticlesDealing with Tree Risk: Tips for Municipal Shade Tree Commissions
A systematic approach to detecting and dealing with tree risk can greatly reduce the potential for tree failures that cause injury and damage to property. -
ArticlesLaying Fast Tracks Toward Climax Forests
The Miyawaki Method encompasses soil preparation, careful species selection, and intensive aftercare with the goal of speeding up the development of mature forests in small spaces. -
ArticlesMaking the Cut: It Matters When Pruning Trees
Different types of cuts can have a big impact on how a tree responds to pruning. -
ArticlesWhy Schools Should Plant Trees
Hands-on tree planting and care help students better connect to biology lessons and the natural environment. -
ArticlesAnnual Work Plans for Tree Commissions
Develop an annual work plan for a municipal tree commission to ensure public trees receive the regular care they need to remain attractive, healthy, and safe. -
ArticlesAnnual Budgets for Community Tree Programs
This article explains the essentials of budgeting for the costs of a community tree program each year. It includes a community tree budget worksheet. -
ArticlesA Shade Tree with Benefits
American yellowwood, Cladrastis kentukea, is a great shade tree and a lovely flowering tree. -
NewsExtension Urban Forester Julianne Schieffer Retires
Date Posted 9/8/2025After 34 years of providing educational programs and assisting communities in southeastern Pennsylvania, Urban Forester and Natural Resources Educator Julianne Schieffer has retired from Penn State. -
ArticlesAbiotic Urban Tree Stressors
Non-living (abiotic) stressors abound in cities and towns, making it tough for trees to grow and stay healthy. -
NewsGrowing Equity: Expanding Tree Canopy Across the Commonwealth
Date Posted 9/5/2025TreePennsylvania grants are helping environmental justice communities plant trees that provide a wealth of environmental, health, and social benefits. -
ArticlesThe Role of Trees and Forests in Healthy Watersheds
Managing stormwater, reducing flooding, and improving water quality. -
ArticlesSelecting Community Trees in a Changing Climate
Choosing resilient and adaptable trees for your community can ensure a healthier and fuller tree canopy for the long term. -
ArticlesLearning How to Properly Mulch Can Save Your Tree
Mulches are commonly used to enhance the beauty of landscapes, suppress weeds, conserve soil moisture, and buffer plants from the damaging effects of traffic and lawn equipment. -
ArticlesGot Webworms in Your Trees?
Mimosa webworm can cause unsightly browned foliage on honeylocust, but typically has minimal impact on tree health. -
ArticlesContainer Grown Trees and Shrubs: Fix Those Roots Before You Plant
There are several situations that can trigger root problems and death of your new plant. Using preventative or correctional measures will help to ensure your plant thrives. -
ArticlesConducting a Community Tree Inventory
Street and park tree inventories provide information for the planning, design, planting, maintenance, and removal of community trees. -
ArticlesYour Community Tree Program: Shade Tree Commissions
A Shade Tree Commission or Environmental Advisory Commission plays an important role in community management of trees and natural resources for the greatest ecosystem benefits.

