Saturday, June 6 - Sunday, June 14, 2026
The California Invasive Species Action Week (CISAW) is a statewide, week long event created to increase public awareness of invasive species in our state and to promote public participation year round in invasive species management. Together we can protect California's natural resources!
Volunteers with the Golden Gate National Recreation Area (GGNRA) remove invasive plants. Photo by GGNRA.
Ways You Can Participate This Week!
- 2026 Schedule of Events (PDF) - Coming in May!
- Attend the Invasive Lunch Webinars
- Post your #CISAW activities to social media
- Watch our social media posts during the week
- Volunteer for invasive species removal/habitat restoration projects
- Attend an educational workshop or youth activity
- Report any invasive species you see
- Be sure to take clear, zoomed in photos and provide location information (GPS coordinates, an address (include city name), or a pin-drop on a map- any one of these are good options) for submitting a sighting report
Youth volunteers with the Mountains Restoration Trust learn about and help remove invasive red swamp crayfish. Photo by John Burnap.
Learn
- Discover California's invasive species
- How you can prevent spreading invasive species
Actions for All Year
- Take what you've learned this week and put it into practice all year long
- Don't spread invasive species
- Re-home unwanted pets, do not release them into the wild
- Use native or non-invasive plants in your garden and landscaping
- Always clean your gear, shoes, clothing, and pets that have been outdoors
- Become an active member of an organization dedicated to removing invasive species from the environment - see the schedule of events for suggestions of groups you can join
- If you see an invasive species, report it
- For questions or assistance, contact Invasives@wildlife.ca.gov.
CISAW Partners
