Native Plants: Anaheim vs Costa Mesa
How do native plants rules compare between Anaheim, CA and Costa Mesa, CA?
Anaheim and Costa Mesa have similar restriction levels.
Anaheim, CA
Orange County
Anaheim encourages native and water-efficient plants through its Landscape Water Efficiency Ordinance (AMC 10.19). New landscaping projects must meet water budget calculations using drought-tolerant species where feasible.
View full Anaheim rules →Costa Mesa, CA
Orange County
Costa Mesa encourages native and drought-tolerant landscaping through compliance with California's Model Water Efficient Landscape Ordinance (MWELO). Rebates for turf replacement are available through Mesa Water District and Metropolitan Water District programs.
View full Costa Mesa rules →Key Facts Comparison
| Fact | Anaheim | Costa Mesa |
|---|---|---|
| ETAF Residential | 0.55 | - |
| ETAF Non-Res | 0.45 | - |
| Native Plants | Encouraged | - |
| Code | AMC Ch. 10.19 | - |
| State Requirement | - | MWELO for projects 500+ sq ft |
| Turf Rebates | - | Mesa Water District programs |
| HOA Restrictions | - | Limited by Civil Code §4735 |
| Climate Zone | - | Mediterranean — native species ideal |
| Plan Review | - | Development Services (714) 754-5245 |
Highlighted rows indicate differences between cities.
Anaheim FAQ
Does Anaheim require native plants?
Not strictly required, but strongly encouraged through water efficiency standards. New landscaping must meet MAWA calculations favoring low-water-use species.
What is the water budget requirement?
New landscapes use an ETAF of 0.55 (residential) or 0.45 (non-residential) under AMC 10.19. Lower water-use plants help meet this budget.
Costa Mesa FAQ
Can I replace my lawn with native plants in Costa Mesa?
Yes, and it is encouraged. Turf removal rebates are available through Mesa Water District and Metropolitan Water District programs.
Can my HOA block drought-tolerant landscaping in Costa Mesa?
No. California Civil Code Section 4735 prevents HOAs from unreasonably restricting water-efficient and drought-tolerant landscaping.
What native plants work well in Costa Mesa?
California sagebrush, buckwheat, manzanita, toyon, and native grasses are well-adapted to Costa Mesa's Mediterranean climate and low water requirements.
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