When it comes to fighting weed resistance one expert says there is “no magic bullet,” but some of his research is continuing to find ways to stifle the seeds that produce pigweed, marestail ...

Pigweed is usually grown from seed in spring and these can be sown directly into a pot that's at least 12 inches in diameter because each plant can reach a height of up to 6 feet.

Seed mills, capable of chewing through vast amounts of weed seed at harvest, ... “We ran it at about 3,000 rpm and put in pigweed, cocklebur, and other seeds, and we got 99% to 100% kill.” ...

Editor’s note: The following was written by Jared Goplen and Dave Nicolai, University of Minnesota Extension crop educators, for the university’s website Aug. 25. Harvest will soon be i… ...

Harvest will soon be in full swing. Take the time now to mow fence-line weeds or field edges to prevent or minimize seed production. Field edges are often where weed infestations […] ...

Harvest weed seed control systems have a hefty price tag, but some farmers and researchers say they are a good investment and provide a ROI, ... redroot pigweed and Johnsongrass.

A single pigweed plant of this type can grow 10 feet tall and produce a million seeds in one growing season so that the potential for weedy invasion of enormous stretches of farmland is real.

STEVE INSKEEP, HOST: There's a weed in Arkansas that can put a farmer out of business. It's called pigweed. You get one plant in your field, and that one plant can produce more than a million seeds.

In the three months between harvest and frost, pigweed can continue to grow and reproduce at a high rate. If not managed, a female plant could produce approximately 400,000 seeds.

How Problems with ALS-Resistant Pigweeds Developed. Pigweed is one of the most wide-spread weed species in Delaware and the region, infesting vegetable crops as well as grain crops. Pigweed is capable ...

Back in August, I received an email from Ronald Chong, who gardens in Hacienda Heights. Chong sent a picture of a plant for which he sought identification. I told him it looked like pigweed, but ...