» Weeds in the News

Herbicides are under evolutionary threat. Can modern agriculture find a new way to fight back?

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In a field of sugar beet in Switzerland, a solar-powered robot that looks like a table on wheels scans the rows of crops with its camera, identifies weeds and zaps them with jets of blue liquid from its mechanical tentacles. more »

The world’s largest field trial on the control of Japanese knotweed, conducted in Wales, has found that eradicating the plant is not possible.

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Most gardeners pull out weeds without giving them a second thought, but it turns out that you could be eating some of them. more »

Spring is here especially in the valleys. I manage 4.5 acres at our Mesa County Extension office and the weeds are off to the races for growing. So how do we manage weeds? more »

Source credit: www.aphis.usda.gov The Need for a Systems Approach In 2016, China put in place a new grain import law to keep invasive weeds and other plant pests from entering their country. In 2017, they informed USDA that U.S. grain … more »

Commissioners of agriculture in Nigeria’s cassava growing belt have decried the weeds menace which they blamed for low yields in cassava and the main constraint limiting the competitiveness of cassava farmers in the country. more »

Is it possible to predict which nonnative plant species will become invasive weeds and when? According to research featured in the journal Invasive Plant Science and Management, the answer is “hopefully yes.” more »

Tens of thousands of soybean and cotton farmers across the country are taking free but mandatory training in how to properly use a weed killer blamed for drifting and damaging crops in neighboring fields. The U.S. Environmental Protection Agency required more »

The fight over Arkansas’ effort to ban an herbicide that farmers say has drifted onto crops where it wasn’t applied, causing widespread damage, is far from over, with attention now shifting to a manufacturer’s lawsuit. more »