Oak Lawn vs Oak Park

What weeds must I remove under Illinois law?

Under 505 ILCS 100 you must destroy ragweed, Canada thistle, musk thistle, Johnson grass, wild cannabis, kudzu, and perennial sowthistle when identified on your property.

What if I have poison ivy growing on my property?

Poison ivy, poison oak, and poison sumac in areas accessible to the public must be controlled. Oak Lawn's code can require removal when the vegetation creates a public health hazard.

Who enforces noxious weed rules?

The Oak Lawn Code Enforcement Division enforces local weed ordinances and coordinates with the Illinois Department of Agriculture on state noxious weed law when needed.

What counts as a weed violation in Oak Park?

Excessive weed growth, noxious weeds listed under Illinois law, and rank vegetation on your property all constitute violations. The standard is similar to the 8-inch grass height limit. Intentional native or prairie gardens with proper maintenance are generally not considered weed violations.

Am I responsible for weeds in the parkway strip?

Yes. Property owners are responsible for maintaining the parkway area between the sidewalk and curb, including controlling weeds and keeping vegetation properly trimmed.

What are noxious weeds under Illinois law?

Illinois designates specific plant species as noxious weeds that must be eradicated, including Canada thistle, perennial sowthistle, and others listed under the Illinois Noxious Weed Law (505 ILCS 100). Contact the Village for the current list.