eUpdate Articles Tagged: marestail


Post-emergence marestail and pigweed control in soybean fields

Controlling marestail or pigweeds post-emergence in soybeans is always easier when the weeds are small – less than 2 inches tall is preferable for good control. This article outlines some suggestions for controlling these weeds post-emergence in soybeans.

marestail pigweed weeds weed control soybeans 

Marestail in soybeans: Strategies for the best control

Controlling marestail in soybeans continues to be a big challenge for Kansas no-till producers. Application timing and weed size are critical factors for successful control of this weed that germinates in the fall or early spring.

soybeans weed control marestail 

Post-emergence marestail control in soybean fields

Timely herbicide applications are key for post-emergence control of marestail. Management is complicated due to some populations in Kansas with resistance to glyphosate and ALS-inhibiting herbicides. However, there are some options for control of large marestail.

soybeans weed control marestail post-emergence 

Control annual weeds with fall-applied herbicides ahead of corn and sorghum

With row crop harvest well underway, it is time to start planning fall herbicide applications. Herbicide applications in late October through November can improve control of difficult winter annual weeds.

fall-applied weed control marestail residual herbicides annual weeds 


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