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Fresno County, CA Landscaping Rules: Weed Ordinances (2026)

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

Key Facts

Annual Deadline
~June 1
Defensible Space
100 ft SRA
Lien
If unpaid
Noxious Weeds
CA F&A §7271+

Summary

Fresno County weed abatement ordinance requires vacant parcels and structure perimeters to be cleared of flammable vegetation annually. 100-ft defensible space required in State Responsibility Areas per CA PRC §4291.

City-specific rules exist: Clovis, and Fresno have their own weed ordinances rules that differ from Fresno County's county-level regulations. If you live in one of those cities, check the city-specific page instead.

5004. "Noxious weed" means any species of plant that is, or is liable to be, troublesome, aggressive, intrusive, detrimental, or destructive to agriculture, silviculture, or important native species, and difficult to control or eradicate, which the director, by regulation, designates to be a noxious weed. In determining whether or not a species shall be designated a noxious weed for the purposes of protecting silviculture or important native plant species, the director shall not make that designation if the designation will be detrimental to agriculture. (Amended by Stats. 1992, Ch. 556, Sec. 1.

Source: Fresno County Code Enforcement - Weed AbatementView official code

Full Breakdown

Fresno County spans Central Valley floor to Sierra Nevada crest. Eastern foothill and mountain areas fall within CalFire State Responsibility Areas with strict PRC §4291 defensible space requirements. Valley floor vacant parcels subject to county weed abatement with annual June 1 compliance deadline. Noxious weeds (yellow starthistle, puncturevine) subject to CA Food & Ag Code §7271+ control. Agricultural parcels generally exempt but must maintain roadside clearance.

Violations & Fines

Failure to abate: county contractor performs work; bill plus 100% administrative fee. Unpaid: property tax lien. PRC §4291 violation in SRA: CalFire citation up to $500 first offense.

Frequently Asked Questions

Who inspects for weed compliance?
Fresno County Fire/CalFire inspects SRA parcels; county code enforcement inspects valley-floor properties. Notices typically issue in spring.
Are agricultural fields subject to weed abatement?
Working ag parcels are generally exempt but must maintain roadside and defensible-space clearance around structures.

Sources & Official References

Other rules in Fresno County

All Fresno County rules

How Fresno County compares: Cities with the Strictest Weed and Property Maintenance Rules·California rules heatmap·Compare Fresno County to another location·View the California landscaping rules overview

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