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🎋 Invasive Plant Rules/Prohibited Species

Prohibited Species: Mission Viejo vs Santa Ana

How do prohibited species rules compare between Mission Viejo, CA and Santa Ana, CA?

Mission Viejo and Santa Ana have similar restriction levels.

Mission Viejo, CA

Orange County

Some Restrictions

California's noxious weed list applies in Orange County. The OC Agricultural Commissioner enforces plant quarantines and pest regulations. The county's Water Efficient Landscape Ordinance requires new landscaping to use drought-tolerant species.

View full Mission Viejo rules →

Santa Ana, CA

Orange County

Some Restrictions

California's noxious weed list applies in Orange County. The OC Agricultural Commissioner enforces plant quarantines and pest regulations. The county's Water Efficient Landscape Ordinance requires new landscaping to use drought-tolerant species.

View full Santa Ana rules →

Key Facts Comparison

FactMission ViejoSanta Ana
AuthorityOC Ag CommissionerOC Ag Commissioner
State LawCA Food & Ag Code §5004CA Food & Ag Code §5004
QuarantinesAsian citrus psyllidAsian citrus psyllid
MWELO500+ sq ft compliance500+ sq ft compliance

Highlighted rows indicate differences between cities.

Mission Viejo FAQ

What plants are prohibited in Orange County?

Plants on California's noxious weed list are prohibited. The OC Agricultural Commissioner also enforces quarantines, including restrictions on moving citrus plants due to the Asian citrus psyllid.

Does Orange County require drought-tolerant landscaping?

For new landscaping over 500 sq ft, yes. The county follows the state MWELO, which limits high-water-use turf and requires water-efficient plantings.

Santa Ana FAQ

What plants are prohibited in Orange County?

Plants on California's noxious weed list are prohibited. The OC Agricultural Commissioner also enforces quarantines, including restrictions on moving citrus plants due to the Asian citrus psyllid.

Does Orange County require drought-tolerant landscaping?

For new landscaping over 500 sq ft, yes. The county follows the state MWELO, which limits high-water-use turf and requires water-efficient plantings.

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