Thanks to the John H. Anderson Stewardship Training Fund, Cal-IPC is offering scholarships to help students and early career professionals attend the 2026 Online Symposium.
Free registration plus $$ to help cover the time to attend.
Apply by June 30th: bit.ly/3R1SS6m
Support our work and celebrate Doug Johnson’s service! This year, be part of our fundraising pledge to longtime Executive Director Doug Johnson in honor of his 24 years of service leading Cal-IPC's work and support land stewards throughout CA.
Donate now! bit.ly/3OKO8nW
Thank you CALCC for awarding Cal-IPC with a “Stewardship in Action” award. Executive Director Emeritus, Doug Johnson, was recognized for his longtime support for workforce development, and Cal-IPC's lead on workforce development projects, Constance Taylor, was present to accept the award.
CNGA is hosting their annual Field Day at Hedgerow Farms on Friday, April 17, 2026. Learn about CA’s grassland ecosystems from practitioners who know them best and appreciate the biodiversity these landscapes sustain.
Register before it sells out at cnga.org/event-6530619
Cal-IPC's annual photo contest is coming up quick so make sure to take pictures of all the great work you're doing so you can show it off. Submissions accepted July 15 - Sep 15. For more info, visit www.cal-ipc.org/resources/s...
After leading Cal-IPC for 24 years, Executive Director Doug Johnson is retiring and our Board has selected Science Program Director Jutta Burger to be Cal-IPC's new ED.
Thank you, Doug, for your vision and dedication! We are excited for this next chapter with Jutta at the helm!
Share your work with colleagues! We welcome presentations on all aspects of invasive plant biology and management. Give an oral presentation, a brief lightning talk, or poster!
Submit an abstract describing your proposed presentation by June 15: www.cal-ipc.org/resources/s...
NEW PROJECT ALERT!
Cal-IPC received a 2025 DPR Alliance Grant to create new trainings and resources on roadside and non-crop weed management techniques with UC IPM. The grant also supports improvements to WeedCUT. Look out for new materials and trainings in the coming months!
Join the Cal-IPC team as a part-time Operations Assistant and help us support land managers protecting California’s environment and economy from invasive plants.
For more information on how to apply, visit bit.ly/4c6P130
We have some exciting news! All video recordings of the 2025 Cal-IPC Symposium presentations are now available online to view. Click on the link below to watch any of the presentations at your own leisure.
www.cal-ipc.org/2025-sympos...
Tanya Meyer, Senior Program Manager for the Yolo County RCD and Cal-IPC Board member, talked to Fox40 about invasive plants and the risks they pose. Wonderful to hear there’s interest in invasive plants from local news.
Watch the full interview: youtu.be/utDrxokxkHE?si=C1U...
Registration is now open for #calipc2026 - Get excited for our annual Symposium! We hope to see you online to share the latest in invasive plant management.
Register here: www.cal-ipc.org/resources/s...
On 2/25, the CA Botanic Garden held a workshop for Public Gardens as Sentinels against Invasive Plants (PGSIP), providing space for gardens to learn and share experiences. Currently 71 U.S. and Canadian gardens are participating.
Learn more about PGSIP here https://bit.ly/3PhN4rz
Question: Who wants to learn about answering invasive plant questions from the public?
Answer: Over 2,000 Master Gardeners!
We just held two successful trainings for Master Gardener volunteers from AZ, NV, OR, WA and CA. Thanks to our partners and our funder, Western IPM!
Did you know that Coachella is one of the most biologically diverse regions in the U.S.? Its unique geography makes it a biodiversity hotspot. Read about the threats to the region, the ongoing conservation efforts, and how locals residents can help.
bit.ly/3OloHZN
As a past awardee, Cal-IPC participated in the CA DPR’s Annual Achievement Awards on Feb. 24th in Sacramento and were invited to give a demo of WeedCUT. Congrats to this year’s awardees: CDFA/USDA’s Medfly Preventative Release Program, LakeTech, Inc., and Wild Farm Alliance!
Don’t miss today’s webinar for National Invasive Species Awareness Week, hosted by NAISMA.
USGS Invasive Species Science: Innovation for a Healthy Nation
Monday, February 23, 2026
1:00-3:00pm CST (11:00-1:00 PST for us here in CA)
Register now: naisma.org/event/nisaw-webi...
National Invasive Species Awareness Week is happening next week, February 23 - 27, 2026. NAISMA will be hosting a series of webinars throughout the week and provide several resources for congressional outreach and engagement.
For more info, visit: naisma.org/programs/nisaw/
Ever heard of UC EcoRestore? The site, developed by Cooperative Extension faculty at UC Davis, is designed to provide land managers of all backgrounds with user-friendly, science-based resources and guidance for successful restoration. Visit for more info: https://restoration.ucdavis.edu/ecorestore
Good one, Natural Lands 😂
#valentinesday
Thank you CNPS for a fantastic conference last week!
Cal-IPC hosted a table in the exhibit hall, where sharing of knowledge and countless conversations were had. Cal-IPC also led a session of talks on invasive plants, so a huge thank you to all the wonderful speakers as well!
We love sharing weed work being done in CA. In Contra Costa County, John Muir Land Trust volunteers remove patches of ice plant during a volunteer day at JMLT’s Pacheco Marsh. They also target stinkwort and Arundo.
Check out JMLT's newsletter, Horizons: bit.ly/4afhTnD
Did you know collecting “exotic isopods” is a hobby? Collectors want to “catch them all” and poachers have taken interest, generating concerns about extinctions through overcollecting or introducing invasive species.
Read the NYT article: nyti.ms/45MNH1T
Let’s give a warm welcome to the new officers of Cal-IPC’s Student and Emerging Professionals Section! We are so excited for their interest in invasive plants and grateful for their involvement with Cal-IPC.
For more information on SEPS or to get involved, visit www.cal-ipc.org/resources/s...
Save the date! 2026 Cal-IPC Symposium, Online, Oct. 20-22.
If you missed last year's Symposium, you can browse the 2025 presentations in the archive at the link below. Stay tuned - videos of the presentations will soon be available!
www.cal-ipc.org/resources/s...
Ever tried spicy kudzu artichoke dip? Virginia Tech ecology students made dishes with invasive ingredients to promote invasive species awareness. Such a fun way to open up the discussion! Read more here: bit.ly/3LSAZb4
What dish would you make with invasive ingredients?
We at Cal-IPC are looking ahead to securing a strong future for stewardship in CA, and we invite you to plan ahead by creating a free will or trust through Free Will. No gift is too small and together, we can ensure the long-term protection of CA's lands.
bit.ly/4jUggAo
South Dakota ranchers are successfully using prescribed burns to manage their grasslands by killing encroaching Eastern red cedars and allowing prairie to thrive. Great read on their efforts and collaborations for effective grassland management.
NYT article: nyti.ms/3YFciBI
𝐅𝐑𝐄𝐄 𝐖𝐄𝐁𝐈𝐍𝐀𝐑 hosted by NAISMA that will explore how the words we use to talk about invasive species can either support or undermine effective management.
“Rethinking Invasive Species Communication”
Wed, Jan. 28, 2026
1:00-2:30pm CST
Click to register: bit.ly/3YBfwGs
A journal has retracted an article from 2000 that has been cited often in assessments of the safety of glyphosate, the active ingredient in RoundUp herbicide. US EPA is due to update its assessment of glyphosate in 2026.
nyti.ms/49LIHwD