History of Forest Pest Outbreaks: Four Seasons Gardening Webinar

Four Seasons Fall Gardening Series

The Four Seasons Gardening Webinar Series is one of the most popular horticulture programs offered by the Illinois Extension horticulture team. Each season, the team hosts three live online webinars delivered. Webinars are free, and registration is required. Space is limited. Please click on the topics below to register.

If you need live captioning support to participate in any of these programs, please contact Andrew Holsinger at aholsing@illinois.edu. It is strongly encouraged to submit your request at least two weeks before the program begins.

Current Webinar

History of Forest Pest Outbreaks in North America | Ryan Pankau
Tuesday November 17 | 1:30 PM CST

North America has a history of exotic pests that extirpate individual tree species. Emerald Ash Borer serves as our modern example. In our current, ever-globalizing society there is significant risk for future outbreaks that may impact our trees, from the urban forest to our woodlands. Join Illinois Extension Horticulture Educator Ryan Pankau as he examines past outbreaks on our continent to compare what we have learned historically with the current pests threatening our native trees.

Additional Webinars in the Series

Hardscaping Basics for Patios and Retaining WallsChris Enroth
Tuesday September 15 | 1:30 PM CDT

Do you have a vision of a retaining wall or patio in your yard, but aren’t quite sure where to start? Hardscape installation can cost thousands of dollars, and many homeowners are turning to DIY to save some money. There is a lot to know about proper hardscape installation methods. Join University of Illinois Extension Horticulture Educator Chris Enroth as he talks about the basics of modular patio paver and retaining wall installation.

Creating a Bottle Terrarium | Bruce Black
Tuesday October 13 | 1:30 PM CDT

Explore the enclosed world of bottle terrariums, the self-contained plant environments within glass. Join Horticulture Educator Bruce Black to explore terrariums, their needs, and how to create a bottle version of a terrarium.

Program Areas