Daniel H. Smith- Nutrient and Pest Management Program, University of Wisconsin-Madison The Nutrient and Pest Management and the Wisconsin Cropping Weed Science programs have recently updated the Wisconsin herbicide mode of action chart. This publication provides …
Weeds
2018 Wisconsin Cropping Systems Weed Science Survey- Results
Rodrigo Werle (UW-Madison Extension Cropping Systems Weed Scientist) and Maxwel Oliveira (UW-Madison Weed Science Postdoctoral Research Associate) The objective of our survey was to evaluate the main weed species and management strategies adopted in Wisconsin …
Video: Combine Cleaning To Prevent Spreading Weed Seeds
Daniel H. Smith- Nutrient and Pest Management Program, University of Wisconsin-Madison, Kevin Jarek- Outagamie County, University of Wisconsin- Extension This 5-minute video demonstrates a top-to-bottom front-to-back procedure for cleaning a combine of plant material. Prior to winter storage a …
Weed Identification Series, Galinsoga (Quickweed)
Mark Renz UW Madison Associate Professor and Extension Specialist, Chelsea Zegler UW Madison Associate Research Specialist Due to the warm weather last week we thought we would share one more weed ID plant for the season: …
Weed Identification Series, Barnyardgrass
Mark Renz UW Madison Associate Professor and Extension Specialist, Chelsea Zegler UW Madison Associate Research Specialist Well the season is nearly over, but we wanted to point out a weed species that had a prolific year: …
Weed Identification Series, Biennial Wormwood
Mark Renz UW Madison Associate Professor and Extension Specialist, Chelsea Zegler UW Madison Associate Research Specialist Biennial wormwood is not new to Wisconsin, as has been in the state over 100 years, but I have seen …
Video- Pigweed Identification Emphasizing Flowering Characteristics
Mark Renz UW Madison Associate Professor and Extension Specialist, Sam Marquardt UW Madison Assistant Outreach Specialist Pigweeds aren’t going away anytime soon. In fact, Palmer amaranth and waterhemp are moving into new areas of Wisconsin where …
Weed Identification Series, Waterhemp and Palmer Amaranth
Mark Renz UW Madison Associate Professor and Extension Specialist Concern about the continued spread of waterhemp and Palmer amaranth exist in Wisconsin. While invasion of these species has been much higher in adjacent states, populations …
Weed Identification Series, Wild Buckwheat
Mark Renz UW Madison Associate Professor and Extension Specialist, Chelsea Zegler UW Madison Associate Research Specialist Wild buckwheat is also known as black-bindweed or false buckwheat. While this species has been in Wisconsin for well over …
Weed Identification Series, 3 Biennial Thistles
Mark Renz UW Madison Associate Professor and Extension Specialist, Chelsea Zegler UW Madison Associate Research Specialist We wanted to emphasize Wisconsin’s common weedy biennial thistles in this weed identification series installment. While Wisconsin has dozens of …