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Aurora, IL Invasive Plant Rules: Prohibited Species (2026)

Some Restrictions
Compiled from the official code textEditor Martyn O'NeillLast verified August 2026

Key Facts

Governing section
Aurora Code § 49-105.4
Banned categories
Noxious weeds, exotic weeds
State reference
505 ILCS 100/, 525 ILCS 10/
Applies to
Reviewed landscape plans citywide
Scope
Citywide, all 4 counties

Summary

Aurora's zoning code bans planting Illinois-designated noxious weeds and exotic weeds in any landscape plan reviewed for new development, rezoning, or conditional use approval in the city.

Prohibited Plant Species. The following plant species are prohibited. Noxious Weeds, as defined by the Illinois Noxious Weed Law, 505 ILCS 100/ et. seq. Exotic Weeds, as defined by the Illinois Exotic Weed Act, 525 ILCS 10/ et. seq., unless specifically exempted in accordance with the Act. Naturalized Planting Areas. The use of naturalized prairie style landscaping shall be encouraged adjacent to and within stormwater detention facilities, wetland, low-lying and inactive open space areas. These areas must meet the following criteria in addition to the City of Aurora’s Wetland and Naturalized Planting Standards in order to remove said areas from the above stated requirements. A detailed species list and management plan shall be prepared by a reputable consultant to be submitted by the Developer with the proposed Landscape Plan. This report shall include specifications on seed mix and amounts of seeds per square foot to be planted. These areas shall not be subject to Section PM-302.4 of the Property Standard Ordinance if maintained pursuant to said management plan. Installation and maintenance. The planting and maintenance of prairie style landscaping shall be subject to any additional standards as the city may from time-to-time promulgate.

Full Breakdown

Chapter 49 zoning's landscaping standards, which apply to every approved landscape plan, planned development, conditional use, rezoning, and subdivision plat petition citywide, flatly prohibit two categories of plant material: species meeting the state definition of a noxious weed and species meeting the state definition of an exotic weed, unless the Illinois Exotic Weed Act specifically exempts them. The ban sits inside the same section that sets tree, shrub, and screening requirements for landscape plans across Kane, DuPage, Will, and Kendall county portions of the city.

Violations & Fines

A landscape plan containing prohibited species can be rejected at site plan or permit review; installed prohibited plantings must be removed and replaced before an occupancy permit issues.

Frequently Asked Questions

What plants can't I use in a landscape plan in Aurora, Illinois?
Any species meeting Illinois's statutory definition of a noxious weed or an exotic weed is prohibited, unless the Exotic Weed Act exempts it.
Does this apply to every yard in Aurora?
The prohibition sits in the landscaping standards applied to reviewed landscape plans, planned developments, rezonings, and subdivision plats citywide.

Sources & Official References

Other rules in Aurora

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