Recent rains have made weed control in potatoes difficult in 2015.  Dr. Pamela J. Hutchinson from the University of Idaho discusses options for managing these weeds.

From Dr. Pam Hutchinson at the University of Idaho:

I’ve had many calls about weed control in potatoes because of high rainfall amounts, excessive soil moisture this spring.

 

Please see the attached document for my thoughts on what may happen – what are the possibilities for weed control in potatoes due to these conditions.

 

Details on herbicide uses, rates, and other label specifics and be found at the PNW Weed Control Handbook Potato chapter.