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CityRuleLookup

Invasive Plant Rules in Michigan (2026)

19 rules on the books across Michigan, 12 cities and counties. Select a rule to read the full details.

Severity: Few Restrictions · Light Restrictions · Some Restrictions · Significant Restrictions · Heavy Restrictions

Prohibited Species

Plants that are banned or regulated in your area, including Japanese knotweed, kudzu, purple loosestrife, and other species that threaten native ecosystems.

Grand Rapids

Heavy Restrictions

Grand Rapids' zoning ordinance bans planting any of eighteen invasive tree and shrub species citywide, including common…

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Wyoming

Heavy Restrictions

Wyoming, Michigan bans planting, propagating or cultivating noxious weeds on any parcel in the city, and bars letting…

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Detroit

Significant Restrictions

Detroit's zoning code bars planting silver maple, boxelder, mulberry, cottonwood, black locust, willow, American and…

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Troy

Significant Restrictions

Troy's Zoning Ordinance bars anyone from newly planting more than 40 invasive species listed in Table 13.02-D…

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Clinton Township

Some Restrictions

Clinton Township outlaws ten named noxious weeds, including Canada thistle, poison ivy, poison sumac, ragweed and…

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Dearborn

Some Restrictions

Dearborn bans growing noxious weeds -- Canada thistle, wild carrot, ox-eye daisy, wild mustard, and ragweed goldenrod…

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Flint

Some Restrictions

Flint's code names ten specific noxious weed species, from Canada thistle to poison sumac, plus a catch-all for any…

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Sterling Heights

Some Restrictions

Sterling Heights' Property Maintenance Code names specific noxious weeds, Canada thistle, poison ivy, giant hogweed…

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Warren

Some Restrictions

Warren's Code of Ordinances Article III bans noxious weeds, defined as plants listed under state law, overgrowth over…

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Lansing

Light Restrictions

Lansing's landscaping code discourages invasive plants in any required site landscape plan. Species the State of…

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Westland

Light Restrictions

Westland's vegetation code labels poplar, willow, box elder, and elm as 'prohibited species': trees excluded from the…

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