UC Weed Science

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Figure 4. UC IPM "Filaree" webpage
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Useful Weed Identification Tools

July 18th, 2022
By Karey Windbiel
The UC Statewide Integrated Pest Management Program's website contains many useful features to help identify pests and problems in the garden and home. One such feature is the Weed Gallery, which contains hundreds of images and management tips for more than 150 common weeds found in California.
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Bryan Brown, integrated weed management specialist for New York State Integrated Pest Management, stands in a soybean field that lost 50% of its yield to weed competition, even after several herbicide applications.
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Timing is everything for weed management

July 10th, 2022
From the Cornell Chronicle--June 22, 2022 Farmers can tailor their efforts to control weeds more effectively by pinpointing when a particular weed will emerge, according to a new Cornell study.
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Weed Science Society of America logo
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New WSSA Backgrounder clarifies purpose and use of plant-back intervals

July 3rd, 2022
A press release from the Weed Science Society of America (WSSA) website :: June 27, 2022 Posted on June 27, 2022 WESTMINSTER, Colorado June 27, 2022 Plant-back intervals are a critical component of any pesticide label indicating the minimum period of time between a pesticide treatment and the pla...
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Removing seeds from irrigation canal near Tulare, CA using chaining
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A Primer on Irrigation Canal Weeds

June 27th, 2022
The 17 western states have approximately 40 million square miles of irrigated farmland, supplied by an extensive network of irrigation canals. Without this system of irrigation, farming in most of the western states would not be possible.
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