UC Weed Science

UC Cooperative Extension Lake & Mendocino Counties invite you to attend the Thursday, August 24, 2023 7:45 AM-1:00 PM Kelseyville, CA (see address for locations below) Please join us for the Lake-Mendocino Counties Grapes and Olive Field Day.

Some plants thrive even in dry years, while others need wet years to really blossom. It's no surprise, then, that this year the University of California Cooperative Extension (UCCE) Fresno office has received several inquiries about potentially toxic plants and how to deal with them.

The August edition of the IPM Hour features Kristen Bowers from New Mexico State University discussing her research into using climate-adapted insect biocontrol agents to control puncturevine in the West.

Don't miss the early-bird fee (ends 8/1/2023) Most of us learn best by doing, which is why Weed Science School 2023 promises to be better than ever this year.

Ten years ago, Guy Kyser wrote an excellent blog on the identification of Northern California's Big Three invasive thistles.