Protected Tree Species: Lincoln vs Roseville
How do protected tree species rules compare between Lincoln, CA and Roseville, CA?
Lincoln, CA
Placer County
Lincoln's protection focus is native oaks (genus Quercus) — primarily blue oak (Quercus douglasii), valley oak (Q. lobata), interior live oak (Q. wislizeni), and coast live oak (Q. agrifolia). The City requires a Native Oak Tree Inventory for discretionary projects, with mitigation through Fund 2900. California Public Resources Code Section 21083.4 sets a state floor at five inches dbh for non-commercial oaks.
View full Lincoln rules →Roseville, CA
Placer County
No data available yet for Roseville.
Key Facts Comparison
| Fact | Lincoln | Roseville |
|---|---|---|
| Protected genus | Quercus (native oaks) | - |
| Common local species | Q. douglasii, Q. lobata, Q. wislizeni, Q. agrifolia | - |
| State threshold | 5 in. dbh (PRC 21083.4) | - |
| Required submittal | Native Oak Tree Inventory | - |
| Non-native trees | Generally not protected on private lots | - |
Highlighted rows indicate differences between cities.
Lincoln FAQ
Is my ornamental tree protected?
Lincoln does not categorically protect non-native ornamental trees on built single-family lots. Protection focuses on native oaks (Quercus species) and on trees in the public right-of-way under LMC Title 12.
Are blue oaks specifically protected?
Blue oak (Quercus douglasii) is one of the native Quercus species captured by Lincoln's arborist-report and Native Oak Tree Inventory requirement, and by PRC 21083.4 at five inches dbh. Placer County's February 2025 Vista Ranch acquisition north of Lincoln specifically targeted blue oak woodlands for conservation.
What counts as 'native' for Lincoln's purposes?
Lincoln follows CEQA's definition: a native tree species in the genus Quercus not designated as commercial Group A or Group B species under Public Resources Code Section 4526.
Roseville FAQ
No FAQs available.
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