Heritage & Protected Trees: Thousand Oaks vs Ventura

What makes a tree a Heritage Tree in Thousand Oaks?

Coast live oaks, valley oaks, California black walnuts, and California sycamores with a trunk circumference of 30 inches or more at 4.5 feet above grade. Multi-trunk trees qualify if combined circumference meets the threshold.

Can I build near a Heritage Tree?

Development within the drip line of a Heritage Tree requires approval. The city may require project redesign, root barriers, or other protective measures. An arborist report is required for any project near Heritage Trees.

Why does Thousand Oaks protect trees so aggressively?

The city's identity and name are tied to its oak woodlands. The Heritage Tree Ordinance reflects strong community values around preserving the natural landscape. Thousand Oaks has prosecuted significant tree violation cases to maintain deterrence.

Does Ventura have a Heritage Tree ordinance?

The city does not have a standalone Heritage Tree ordinance like Thousand Oaks. However, street trees are protected as city property, and significant private trees may be protected through development review and environmental assessment processes.

Can I remove a tree on my private property in Ventura?

Routine removal of private trees generally does not require a permit unless the tree is protected as a condition of development approval or located in the Hillside Management Area. Contact Community Development for guidance on specific trees.

Who maintains street trees in Ventura?

The city's Public Works Department maintains street trees. Do not trim or remove street trees yourself. Contact Public Works at (805) 654-7869 for street tree service requests including trimming, removal of dead trees, and clearance issues.