Contact Us

University of Illinois Extension serving Henderson, Knox, McDonough and Warren Counties

Knox County
180 S Soangetaha Rd, Ste 108
Galesburg, IL 61401-5595
Phone: 309-342-5108
FAX: 309-342-1768
Hours: Monday - Friday 8 am to 4:30 pm (Closed noon - 1 pm)

Henderson County
410 E. Main, PO Box 540
Stronghurst, IL 61480
Phone: 309-924-1163
FAX: 309-924-1164
Hours: Monday and Tuesday 8am-2pm and Thursday 8am-4:30pm

McDonough County
3022 W Jackson
Macomb, IL 61455
Phone: 309-837-3939
FAX: 309-833-3019
Hours: Monday - Friday 8 am to 4:30 pm (Closed noon - 1 pm)

Warren County
1000 North Main Street
P.O. Box 227
Monmouth, IL 61462
Phone: 309-734-5161
FAX: 309-734-5532
Hours: Monday through Friday 8 am to 4:30pm (Closed noon to 1 pm)

Upcoming Events

Emerald Ash Borer Community Management Meeting

February 21, 2018 (9:00 AM - 2:00 PM )

EMERALD ASH BORER (EAB) is a non-native invasive forest pest threat and it’s heading towards YOUR community. Learn what you can do to protect, treat, and manage ash trees in your community. 

Please join our community meeting in your area to learn more about the threat and impacts of EAB and how to design an effective management plan to help protect your ash trees. Urban and rural foresters, arborists, landowners, and community decision makers are invited to attend.  

 February 21st: Carbondale Civic Center, 200 South Illinois Avenue, Carbondale

 February 22nd: Metro East Parks and Recreation District, 104 United Drive, Collinsville

 February 23rd: Ballard Nature Center, 5253 US 40, Altamont

 February 28th: University Farm-Livestock Center, County Road 1100E, Macomb

Meeting schedule: 9:00 a.m. to 2:00 p.m., lunch and refreshments included. $10 registration, CEUs are available 

Register HERE: or call The Morton Arboretum at 630-719-2468.