We offer lectures on site or at your location about oaks, historic trees, native trees, and a variety of tree-related topics, tailored for any audience level. Browse a list of program topics previously presented by Arboretum founders and staff and contact us to discuss all the options.

See the calendar of upcoming programs: 

2025:

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In the news…

Sleuthing in the Cemetery (November 2024)

True colors: Cicadas, weather bring uncertainty to Illinois foliage forecast (October 24, 2024)

How to Choose the Best Types of Oak Trees for Even the Toughest Conditions (September 24, 2024)

Explore A Little-Known Arboretum In This Small Illinois Country Town (September 29, 2023)

Saving Blue Ash Trees (July 1, 2021)

Taking root: Sapling from last Johnny Appleseed tree planted in Normal (October 14, 2017)

Blowing Out 25 Candles at Starhill (October 9, 2017)

Oaks of OAKTOBER (October 2016)

Touring Illinois with the IOS (December 1, 2015)

Historic Menard County tree comes down (November 2, 2015)

Illinois Issues: State’s Oaks Squeezed Out By Other Species (September 30, 2015)

Oak Wood Samples and Growth Rate (March 13, 2015)

Among Giants: Guy Sternberg, Oak Guru (November 2014)

Spare Historical Trees (May 8, 2014)

A Teaching Forest (June 20, 2013)

Land Invasion: Bradford Pear Tree (May 5, 2013)

Trees Start to Wilt as Drought Intensifies (July 13, 2012)

Watch!

A number of Guy Sternberg’s talks are available online.

Managing Oak Wilt  (June 9, 2016)

Think Like a Tree (December 10, 2015)

Pathfinder: The Last Prairie Sentinel (October 31, 2015)

Emerald Ash Borer Update (September 10, 2015)

Native Oaks of Kentucky (October 17, 2014)

Nightmare on Oak Street (October 30, 2014)

Illinois Stories Oak Ridge Cemetery Tree Tour (May 15, 2014)