Invasive Plant Rules in Sonoma County, CA (2026)
1 county-level rule, plus city-specific rules for 2 cities in Sonoma County, California.
Verified from official government sources
Note: These county rules apply to unincorporated areas of Sonoma County. If you live within an incorporated city, that city's own rules apply: see the city list below.
Prohibited Species
Sonoma County bans invasive plants rated moderate or higher on the California Invasive Plant Inventory from any new or rehabilitated landscape project that needs a building or grading permit or design review.
Sonoma County Invasive Plant Landscaping Ban
Some RestrictionsSonoma County Code § 7D3-7(A)(5)
All landscape projects subject to the provisions of this chapter shall comply with the following standards. A. Plants. ... 5. Invasive plants are prohibited.
Invasive Plant Rules by City in Sonoma County
2 cities in Sonoma County have their own invasive plant rules rules. Each link goes to that city's dedicated page with code citations.
All Sonoma County ordinances
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