Cal-IPC

The Preliminary Program is now available online! Check out the workshops, sessions, and discussion groups scheduled for the 2025 Cal-IPC Symposium at bit.ly/3HkzEaE

And don’t forget that the last day for Early Bird Registration is August 25th. Register now!

Anyone else experience this?!

Comment below on something you've observed in the field that members of the public viewed differently. How did you communicate your perspective and create connection?

Shout out to the Irvine Ranch Conservancy thistle slayers. They've trekked to remote sites and risked tumbling down cactus-laden slopes to remove an estimated 13,000 artichoke thistle plants. This level of determination is inspiring!

Learn more: https: //bit.ly/3GYapuK

Ever seen...or tried golden oyster mushrooms 🍄? The tasty, butter-colored species from Asia has been quickly spreading in the Great Lakes area and may be displacing native fungi. Recent observations have also been made in Alabama, Colorado, and Texas.

Read more nyti.ms/3TTzN7L

Another successful season of treating invasive sea lavender comes to an end in tidal marshes around San Francisco Bay. Great work and thank you to everyone working on this ongoing, large-scale project!
 
To learn more about invasive sea lavender control in SF Bay, visit https://bit.ly/4m96j1O

Cal-IPC's Winter 2024/25 𝐷𝑖𝑠𝑝𝑎𝑡𝑐ℎ is now available to everyone. Read about the 2025-2030 Strategic Plan, WeedCUT, Carl Bell remembered and more! bit.ly/459UcuD

Become a Cal-IPC member to receive 𝐷𝑖𝑠𝑝𝑎𝑡𝑐ℎ hot-off-the-press delivered directly to your doorstep or inbox!

Photo contest submissions are OPEN!! Submit your pics of weed work action, before & after restoration photos, or any other invasive-plant-related photos.

July 15 – Sept. 15: Submit photos
Sept. 16 – Nov. 14: Vote
Nov. 15: Winners announced

Enter here: cal-ipc.org/photocontest

A nod to the SCV Wildland Weed Warriors, a volunteer-led group that meets biweekly to restore open space within the City of Santa Clarita!

Cal-IPC wouldn't be able to do what it does without volunteers like the SCV WWWs!

Visit bit.ly/4eF4ruV for more on this effort.

Wondering if a plant you've found is a weedy invasive? Join the California Invasive Plants Facebook Group where you can post plant photos and others can help identify it. A useful and fun way to connect with others interested in California invasive plants!

bit.ly/3ZVPe2L

With U.S. Forest Service funding, Cal-IPC supports efforts like the Shirttail Restoration Project in Tahoe NF. Treating rush skeletonweed, yellow starthistle, and barbed goatgrass reduces fuel loads and protects native habitat—and potential home to Bigfoot...Do you believe 👣?

Did you know that ice plant has become an unlikely symbol of the Oakland Athletics?!

Read more to learn about the link between baseball fans and this invasive plant and how this cultural phenomenon may affect the spread of ice plant around the SF Bay area: bit.ly/3ZKRtWr

Lake Tahoe Basin Weed Coordinating Group just hosted the free annual Invasive Weeds Identification Workshop. The training helps participants distinguish between local invaders.

Here, Andrea Moe reviews key features of musk thistle (Carduus nutans) for easy ID and targeted control🎯

Learn about the latest weed science research at Annual Weed Day at UC Davis on June 24th! Field tour in the morning followed by lunch and presentations. CE units offered through DPR and space is limited. Register at bit.ly/4ebDOxM

[Photo: Sam Romano, Weed RIC, UC Davis]

Get ready for Cal-IPC's annual photo contest! Take pictures of all the great work you're doing and show it off. Submissions accepted July 15 - Sep 15. More info at https://bit.ly/4cZ06AU

Photo credit: Jennifer Mo, Santa Clara Valley Water District

Don't miss the Call for Abstracts Deadline! Sunday, June 15! Share your work with colleagues at the 2025 Cal-IPC Symposium, Nov. 12-15. We welcome presentations on all aspects of invasive plant biology and management.

Submit your abstract now at bit.ly/4iXGwHS

#calipc2025

Need some entertainment during lunch today? Check out the lunch time talk at 12pm via Zoom for Invasive Species Action Week. Martha Volkoff from CDFW will present on the golden mussel, a recent invader in the Sacramento-San Joaquin Delta.

Register Now! bit.ly/4kmgIqe

Don’t forget to tune in to the lunchtime talk today at 12pm via Zoom for Invasive Species Action Week! Listen to Dr. Mark Hoddle's presentation on “Anticipating the next invasive threat to California.”

Register Now! bit.ly/4kmgIqe

Camping season is here—and so is PlayCleanGo Awareness Week! Keep invasive species out of your favorite campsites by buying firewood where you’ll burn it and cleaning your gear before you go. All of us can protect our favorite places. For more info, visit bit.ly/4mVkzfK

Great turnout for the May 21st Calibration Training! Thank you to all the instructors who graciously lent their time and knowledge. If you couldn't attend, check out our online Calibration Training, offered in both English and Spanish and free through 2025: bit.ly/3FJKxSs

For CA Invasive Species Action Week, UC Cooperative Extension is hosting Lunchtime Talks to increase public awareness of invasive species. Check out some of the newest invasive species threats to CA. 

Lunchtime Talks will be via Zoom June 9-13 at 12:00pm. Register Now! bit.ly/4kmgIqe

Prevention efforts are very important in aquatic systems. Watercrafts can easily spread invasives and “Clean, Drain, and Dry” has been the mantra for prevention programs. See how Minnesota uses cleaning stations to prevent spread of aquatic invader, starry stonewort: bit.ly/3Z1jCby

With funding from NFF and the USFS, Cal-IPC has developed a Durable Ignition Reduction Toolbox (DIRT) for guiding management of weedy, high fire risk roadsides in southern California.

Download the DIRT here: https://bit.ly/43Ke33M

[Photo: Kern Co. Fire and Caltrans]

Check out the U.S. DOI's “Procedures for the Inclusion and Application of Indigenous Knowledge.” The handbook describes how to understand and integrate indigenous knowledge in resource management, scientific research, and other related activities.

For access, visit on.doi.gov/3SNVvt2

We've added Eragrostis echinochloidea, Senecio angulatus, and Urospermum picroides to the “Watch” list. While still uncommon in California, they are high risk of becoming invasive.

Nassella tenuissima also now has a Limited rating.
 
Check out the full inventory here: bit.ly/4jtwIWt

Share your research, project planning, field results, volunteer engagement, innovative approaches, policy efforts, and more. Give an oral presentation, a brief lightning talk, or present a poster.

Submit an abstract by June 15 here bit.ly/4iXGwHS

[Photo: Dana Morawitz]

The Natural Areas Association recently published the Invasive Species Compendium: An Offering to Aid in Your Work and a Call to Action. It is open access and designed to assist land managers in their efforts to control invasive species.

For a copy, visit bit.ly/3GSQdKs

Reminder to register for the Herbicide Calibration Training Sacramento, May 21!

Learn about calibration and application methods from experts with the UC Cooperative Extension and UC Ag and Natural Resources Integrated Pest Management program.

Register by May 19 here: https://bit.ly/4cKfXV8

The NYTimes published an inspiring article that highlights the importance of volunteers in preserving wildlands through weed management. THANK YOU to all volunteers who support Cal-IPC’s mission to protect California’s environment and economy from invasive plants!

nyti.ms/4iRROgG

Cal-IPC is seeking two liaisons for the Cal-IPC Student & Emerging Professionals Section (SEPS). Liaisons work directly with Cal-IPC board members, network with students, and engage with the greater land management community. 

Apply by May 15th: bit.ly/3GzjARF

REMINDER: Apply for a scholarship from our John H. Anderson Stewardship Training Fund by this Thursday. Cal-IPC is offering scholarships for our 2025 Symposium to support students and early career professionals working in conservation.

Apply by May 1st: https://bit.ly/3R1SS6m