Weed Science
The Weed Science program, based out of the University of California Cooperative Extension- Napa County office, holds a wealth of weed related information and is a must visit if you are looking to learn more about control tactics or identification. You can also find some important links below:
UC Weed Science Blog
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Invasive plant time bombs: A hidden ecological threat
Non-native species can wait decades or centuries before spreading Invasive plants can stay dormant for decades or even centuries after they have been introduced into an environment before rapidly...
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Roundup Ready Alfalfa Injury in the San Joaquin Valley: might it happen under certain conditions?
Roundup Ready technology incorporates genetic resistance to glyphosate into crops and it's an excellent tool for weed control. Initial screening in the early 2000s found good alfalfa crop safety, and...
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In memoriam: Dr. David Bayer
David E. Bayer, Emeritus Professor in the UC Davis Department of Plant Biology, passed away on January 20, 2024 in Davis, CA. Dr. Bayer earned his B.S and M.S. degrees from Oregon State University...
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Wildland Weed Alert: Cape Ricegrass (Stipa capensis)
Keep an eye out for this potential problem weed in southern California: Stipa capensis. First reported in 1995 in Riverside, this species is native to the Mediterranean and has established in the...
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Escalona shines at the 2024 California Plant and Soil Conference
Congratulations to UC Davis weed science graduate student Erika Escalona (Fennimore Lab) for winning 1st place in the student poster presentation category at the 2024 California Plant and Soil...
Weed Resources
- Weed Research & Information Center (UC WeedRIC)
- Weed ID Tool
- Cal-IPC: California Invasive Plant Council
- Herbicide Symptoms - UC IPM
- Western Society of Weed Science
- Weed Science Society of America
- California Weed Science Society
- California Department of Pesticide Regulation
- California Department of Food and Agriculture Integrated Pest Control (IPC)
Title: Weed Science Farm Advisor, Emeritus
Specialty: Weed Control and Vegetation Management in Perennial Crops, Covercrops and Aquatic Weed Control
Address:
UC Cooperative Extension
1710 Soscol Avenue
Suite 4
Napa, CA 94559-1315
Phone: 707-253-4221
Email: jaroncoroni@ucanr.edu