City of Lake Forest, IL

We've heard a lot of questions lately regarding tree care and maintenance, so Mayor George Pandaleon spoke with City Forester Corey Wierema to talk through some common questions.



The City's Forestry Section cares for the 30,000 trees on public property throughout Lake Forest. Knowing how to properly care for trees on your property, especially heritage trees, is an important way to support our urban forest.

Learn more about common insects and diseases, tree care, and maintenance.

• Watch for Signs of Oak Wilt
• Two-Lined Chestnut Borer Prevention
• Bur Oak Blight Prevention
• Fall Tree Care Tips
• Tips for Watering Trees in a Drought

Find more information on the Forestry Section webpage.