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OSU Weed Management
Information about weeds and herbicides for the agricultural community
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    • Giant ragweed
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Pigweeds

Pigweed Identification Guide (OSU fact sheet)

Managing seed of waterhemp and Palmer amaranth (OSU fact sheet)

Palmer amaranth – what it is and what to do now (OSU fact sheet)

Herbicide resistance in waterhemp (OSU fact sheet)

Pigweed Identification (3-min video)

Palmer Amaranth in Ohio and Indiana – what you need to know (11 -min video)

Status of Palmer amaranth in Ohio – March 2017 (10-min video)

Waterhemp Management in Soybeans (USB/Take Action fact sheet)

Palmer amaranth ID (USB/Take Action poster)

Palmer Amaranth Management in Soybeans (USB/Take Action fact sheet)

Palmer Amaranth Biology, Identification, and Management (Purdue Weed Science bulletin)

Pigweed Identification (Kansas State fact sheet)

Identification of the Weedy Pigweeds and Waterhemps of Iowa (Iowa State fact sheet)

Contact: Mark Loux
OSU Horticulture and Crop Science2021 Coffey RoadColumbus, OH, 43210
Phone: 614-292-9081Fax: 614-292-7162loux.1@osu.edu

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The content of this site is published by the site owner(s) and is not a statement of advice, opinion, or information pertaining to The Ohio State University. Neither text, nor links to other websites, is reviewed or endorsed by The Ohio State University.

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