Prohibited Species: San Jose vs Sunnyvale
How do prohibited species rules compare between San Jose, CA and Sunnyvale, CA?
San Jose and Sunnyvale have similar restriction levels.
San Jose, CA
Santa Clara County
San Jose follows the California Invasive Plant Council (Cal-IPC) guidance and the Santa Clara Valley Habitat Plan. Prohibited species for new landscaping include pampas grass, English ivy, and Scotch broom. The city's street tree list excludes invasive species.
View full San Jose rules →Sunnyvale, CA
Santa Clara County
Santa Clara County follows CDFA and Cal-IPC invasive plant lists. Notable invasive species in the area include yellow starthistle, French broom, pampas grass, and English ivy. The Santa Clara Valley Open Space Authority actively manages invasive species on public lands.
View full Sunnyvale rules →Key Facts Comparison
| Fact | San Jose | Sunnyvale |
|---|---|---|
| Authority | Cal-IPC inventory | CDFA + Cal-IPC |
| Habitat Plan | Santa Clara Valley | - |
| Prohibited Examples | Pampas grass, English ivy | - |
| Riparian Policy | Council Policy 6-34 | - |
| Key Invasive | - | Yellow starthistle |
| Urban Invasive | - | English ivy, pampas grass |
| Fire Abatement | - | County-enforced |
Highlighted rows indicate differences between cities.
San Jose FAQ
What invasive plants are prohibited in San Jose?
San Jose follows Cal-IPC guidance. Pampas grass, English ivy, Scotch broom, French broom, and yellow star thistle are discouraged or prohibited in new development and riparian areas.
Can I plant pampas grass in my yard in San Jose?
There is no criminal penalty for residential planting, but it is strongly discouraged. Development projects with pampas grass in landscaping plans will be rejected.
Sunnyvale FAQ
What plants are banned in Santa Clara County?
The county follows the CDFA noxious weed list. Yellow starthistle, French broom, and pampas grass are among the most problematic invasive species in the area.
Does the county have a weed abatement program?
Yes, the county enforces fire hazard weed abatement requiring property owners to clear dry vegetation. Costs are billed to property owners if the county performs abatement.
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