Native Plants: Anaheim vs Santa Ana
How do native plants rules compare between Anaheim, CA and Santa Ana, CA?
Anaheim and Santa Ana 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 →Santa Ana, CA
Orange County
Santa Ana encourages the use of native and drought-tolerant plants for landscaping in compliance with the California Model Water Efficient Landscape Ordinance (MWELO). New development and major landscape projects must meet water efficiency standards.
View full Santa Ana rules →Key Facts Comparison
| Fact | Anaheim | Santa Ana |
|---|---|---|
| ETAF Residential | 0.55 | - |
| ETAF Non-Res | 0.45 | - |
| Native Plants | Encouraged | Encouraged, not mandated for existing homes |
| Code | AMC Ch. 10.19 | - |
| MWELO Threshold | - | Landscapes over 500 sq ft (new/rehab) |
| HOA Restrictions | - | Cannot prohibit drought-tolerant plants |
| State Law | - | Gov. Code §65595; Civ. Code §4735 |
| Permit Required | - | No (for residential replacement) |
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.
Santa Ana FAQ
Can I replace my lawn with native plants in Santa Ana?
Yes. No permit is required to replace a residential lawn with native or drought-tolerant plants. HOAs cannot prohibit this change under California Civil Code Section 4735.
Does Santa Ana require drought-tolerant landscaping?
New development and major landscape projects over 500 square feet must comply with MWELO water efficiency standards. Existing residential properties are encouraged but not required to use drought-tolerant plants.
Compare other topics
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