Landscaping Rules in Peoria County, IL (2026)
2 county-level rules, plus city-specific rules for 1 city in Peoria County, Illinois.
Verified from official government sources
Weed Ordinances
Beyond the ten-inch mowing cap, Illinois law makes controlling noxious weeds a legal duty. The Illinois Noxious Weed Law requires every Peoria County owner to eradicate listed species like Canada thistle, giving cities and the county authority to abate and lien.
Peoria County Weed & Noxious Weed Rules
Some Restrictions505 ILCS 100/3
Every person shall control the spread of and eradicate noxious weeds on lands owned or controlled by him and use such methods for that purpose and at such times as are approved and adopted by the Director of the Department of Agriculture.
Native Plants
Native prairie landscaping suits this river-valley county. Since July 2024, Illinois' Homeowners' Native Landscaping Act bars HOAs from prohibiting native-species yards, so a maintained prairie garden is legal, not a code violation.
Peoria County Native Plant & Prairie Landscaping
Few Restrictions765 ILCS 167/10(a)
An Association shall not prohibit any resident or owner from planting or growing Illinois native species on the resident's or owner's lawn so long as the area is maintained predominantly free of weeds, invasive species, and trash, and vegetation does not extend over or onto neighboring properties, public or common sidewalks, pathways, streets or other public or common areas or elements, and doe...
Landscaping Rules by City in Peoria County
1 cities in Peoria County have their own landscaping rules rules. Each link goes to that city's dedicated page with code citations.
All Peoria County ordinances
See every category we cover for Peoria County: parking, noise, fences, fires, animals, pools, and more.
Peoria County Ordinance Hub →