Cal-IPC Inventory
Curated source
California Invasive Plant Council
The California Invasive Plant Council’s inventory of non-native plants that threaten California’s wildlands, each rated High, Moderate or Limited for its ecological impact, or placed on a Watch list, from a published assessment.
What you'll find here
Invasive status in California
Ecological impact rating
Plants to avoid planting in California
Specific data we draw from it: inventory rating, assessment, California distribution.
Good to know
California only. A Cal-IPC rating describes impact in California wildlands; say so rather than treating it as a national ruling.
How to cite this source
Cite the plant’s inventory page or the inventory list, with its rating.
License
Cal-IPC content © California Invasive Plant Council; Plotwright states the rating with attribution and a link.
Caution
An advisory rating, not a legal ban; California’s regulated noxious weeds are a separate state list.
Cited by 1 plant
Cited by wildlife
No wildlife record cites this source yet.