Tree Replacement Requirements: Fillmore vs Simi Valley
How do tree replacement requirements rules compare between Fillmore, CA and Simi Valley, CA?
Fillmore has fewer restrictions than Simi Valley.
Fillmore, CA
Ventura County
When tree removal is approved in Fillmore, replacement planting is typically required. Replacement ratios vary by species and size, commonly 2:1 to 3:1 for protected trees. Replacement trees must be appropriate species for Fillmore's Mediterranean climate.
View full Fillmore rules →Simi Valley, CA
Ventura County
Ventura County requires replacement plantings when protected oak trees are removed in unincorporated areas. Replacement ratios range from 3:1 to 10:1 depending on tree size and significance, with monitoring requirements of 5-7 years.
View full Simi Valley rules →Key Facts Comparison
| Fact | Fillmore | Simi Valley |
|---|---|---|
| Ratio | Typically 2:1 to 3:1 | - |
| Min Size | 15-gallon or 24-inch box | - |
| Species | Climate-appropriate, native preferred | - |
| Maintenance | 2-3 year establishment period | - |
| In-Lieu Fee | May be accepted if on-site not feasible | - |
| Standard Ratio | - | 3:1 replacement |
| Large Tree Ratio | - | Up to 10:1 |
| Monitoring Period | - | 5-7 years |
| Replacement Species | - | Native oak from local genetic stock |
| Alternative | - | In-lieu fee to mitigation fund |
Highlighted rows indicate differences between cities.
Fillmore FAQ
How many trees do I need to plant when removing one in Fillmore?
Replacement ratios are typically 2:1 for standard protected trees and 3:1 or more for heritage specimens. The exact ratio depends on the species, size, and significance of the removed tree.
What species should replacement trees be in Fillmore?
The city prefers drought-tolerant species appropriate for the Mediterranean climate, including native oaks, sycamores, and other Santa Clara River Valley native species. Your replacement plan must be approved.
Can I pay a fee instead of planting replacement trees?
In-lieu fees may be accepted when on-site planting is not feasible due to space constraints. The fee funds tree planting elsewhere in the community. This option is at the city's discretion.
Simi Valley FAQ
How many replacement trees are required when removing an oak in Ventura County?
The standard ratio is 3:1 (three replacement trees for each removed). Larger or more significant trees may require up to 10:1 replacement. Replacement trees must be native oaks from local genetic stock.
How long must replacement trees be monitored?
Property owners must maintain and monitor replacement trees for 5-7 years with annual survival reports. Dead replacement trees must be replanted within one planting season.
Can I pay a fee instead of planting replacement trees?
When on-site replacement is not feasible, the county may allow payment into a tree mitigation fund. The fund supports oak woodland restoration projects. Contact the Resource Management Agency at (805) 654-2466 for current in-lieu fee amounts.
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