Native Plants: Altadena vs Santa Clarita
How do native plants rules compare between Altadena, CA and Santa Clarita, CA?
Altadena and Santa Clarita have similar restriction levels.
Altadena, CA
Los Angeles County
Native and drought-tolerant landscaping is encouraged in unincorporated LA County per MWELO and state water conservation mandates. CA Gov Code 65595 prohibits banning native plant gardens. Coastal areas specifically require native species for erosion control landscaping.
View full Altadena rules →Santa Clarita, CA
Los Angeles County
Native and drought-tolerant plants encouraged. MWELO applies to new landscapes over 500 sq ft. Santa Clarita Valley water conservation is a key priority.
View full Santa Clarita rules →Key Facts Comparison
| Fact | Altadena | Santa Clarita |
|---|---|---|
| Encouraged | MWELO and AB 1881 | - |
| Local Bans | Prohibited by state law | - |
| Coastal Areas | Native species required | - |
| Water District | May offer rebates | - |
| MWELO | - | Applies to landscapes >500 sq ft |
| State Law | - | Cannot ban drought-tolerant |
| SCV Water | - | Conservation priority |
| Rebates | - | Available through water agency |
Highlighted rows indicate differences between cities.
Altadena FAQ
Does LA County require native plants?
No. The county doesn't mandate native plants but encourages them through MWELO's reduced irrigation requirements. Native and drought-tolerant plants require less water, making it easier to meet water efficiency standards.
What is MWELO?
The Model Water Efficient Landscape Ordinance requires new landscaping projects over 500 sq ft to meet maximum applied water allowance standards. It applies to new construction, rehabilitated landscapes, and large new plantings.
Where can I get help with native plant landscaping?
Contact your local water district for free native plant guides and rebates. The Theodore Payne Foundation and the California Native Plant Society have LA-area chapters with resources. Many nurseries specializing in California natives operate in LA County.
Santa Clarita FAQ
Can my HOA force me to keep a grass lawn?
Many states prohibit HOAs from banning xeriscaping or native plant gardens. Check your state laws and Santa Clarita ordinances.
Are there rebates for replacing my lawn?
Santa Clarita or your water utility may offer rebates for lawn replacement with drought-tolerant landscaping. Contact your local water provider.
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See how Altadena and Santa Clarita compare on other ordinance categories.
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