Marestail was one of the earliest weeds to become glyphosate-tolerant, and that resistance continues to make it tricky for farmers to manage. With rising spring temperatures, marestail is bolting fast ...

The bad news? Marestail is a problematic weed lurking in many fields. The good news? There are several control options, according to Kansas State University Extension specialists Dallas Peterson and ...

A warmer than usual winter might lead to a higher population of marestail than previous years. Because these conditions favor the weed, it’s important to gain control early before it steals yield.

For the past three years marestail populations east of the Mississippi River have exhibited resistance to glyphosate, the active ingredient in many popular herbicides, including Roundup. In 2002 the ...

Marestail or horseweed (Erigeron canadensis) is a challenging weed to manage in no-till or minimum-till cropping systems. This weed is classified as a winter annual, but it germinates well into spring ...

Central Illinois corn farmer Jerry McCulley refills his sprayer with the weed killer glyphosate on a farm near Auburn. A handful of hardy weeds have adapted to survive glyphosate — sold as Roundup and ...

Marestail . . . if you frequent farm stores you’ve heard people talking about how hard it is to kill. If you’ve been to a lawn and garden store, it’s the one they call, “that bushy leafed weed that ...

Marestail has quickly established itself as the number one problem weed in soybean production. Marestail (Conyza canadensis) is a native annual plant belonging to the aster family. A mature plant is ...