Invasive Plant Rules in Riverside County, CA (2026)

1 county-level rule, plus city-specific rules for 5 cities in Riverside County, California.

Verified from official government sources

Note: These county rules apply to unincorporated areas of Riverside County. If you live within an incorporated city, that city's own rules apply: see the city list below.

Prohibited Species

Any development in unincorporated Riverside County that needs an approved landscaping plan, including qualifying plot plans, conditional use permits and subdivisions, must avoid invasive plant species under County Code Section 17.276.050(B)(6), especially near parks, buffers, greenbelts, water bodies and conservation areas, because of the harm they can do to environmentally sensitive land.

Riverside County Curbs Invasive Landscape Plants

Some Restrictions

Riverside County Code § 17.276.030, § 17.276.050(B)(6)

"Invasive species" are non-indigenous species (e.g. non-native plants or animals) that adversely affect the habitats they invade economically, environmentally, or ecologically. Lists of invasive species are included within the Western Riverside County Multiple Species Habitat Conservation Plan and the Coachella Valley Multiple Species Habitat Conservation Plan. Said lists are hereby incorporate...

Full ordinance details →Official source ↗

Invasive Plant Rules by City in Riverside County

5 cities in Riverside County have their own invasive plant rules rules. Each link goes to that city's dedicated page with code citations.

RiversidePop. 314,998

1 verified rule • Prohibited Species

Moreno ValleyPop. 212,477

2 verified rules • Front Yard Gardens, Prohibited Species

MurrietaPop. 113,167

1 verified rule • Prohibited Species

TemeculaPop. 110,003

1 verified rule • Prohibited Species

MenifeePop. 102,527

1 verified rule • Prohibited Species

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