Cal-IPC works to stop the spread of invasive plants across California...
Land Managers
All Californians
Cal-IPC Spotlight
New Cal-IPC gear on sale!
Our 2024 design celebrates diversity and inclusivity – order yours now!
Vote in the 2024 Photo Contest
Pick your favorite in the 2024 Cal-IPC Photo Contest! Return to vote daily by Oct. 24.
Support AB-2509 for invasive species control
Sign the coalition letter to support this bill and codify invasive species in the state legislature!
Preparing for Wildland Fire: A Step-by-Step Guide
This guide describes steps that can be taken to avoid, minimize, or mitigate the introduction and spread of invasive species before and during wildland fire.
Report: Protecting rare plants from invasive plants
This report analyzes the risk of impacts from invasive plants to more than seven hundred populations of fifty federally listed plant species in the central coast of California
WeedCUT decision support tool
Find guidance for a range of non-chemical weed control techniques, with the ability to filter by weed and site characteristics.
Best Management Practices for Non-Chemical Weed Control
Comprehensive descriptions of 21 commonly used non-chemical weed control techniques and of biological control agents.
Stewarding California’s Biodiversity: EDRR for Invasive Plants
This white paper provides background, a description of existing efforts, and recommendations for strengthening the state’s Early Detection Rapid Response capacity.
Conservation cannot succeed without social justice. Find resources here.
Cal-IPC is committed to achieving our conservation goals by increasing participation across all communities in California. To get involved in this effort, join our mailing list, or find resources for your organization, start here.
Land Manager’s Guide to Developing an Invasive Plant Management Plan
This comprehensive guide is designed to be applicable at any scale and to help you create a land management plan that is strategic, integrative, and adaptive to changing conditions.
Invasive-free landscaping
Our Invasive Plant Checklist for California Landscaping compiles information from the Cal-IPC Inventory, PlantRight, and the CDFA Noxious Weed List to help landscape professionals avoid using invasive plants.