K-State Agronomy eUpdate—Issue 1104: May 21st, 2026
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Early Summer Control of Sericea LespedezaSericea lespedeza continues to spread across Kansas rangeland and pastures, reducing forage production and plant diversity. Learn about identification, integrated management strategies, and the most effective herbicide timing for control. |
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Thrips and Other Early-Season Insect Management Considerations in CottonEarly-season cotton scouting is critical for detecting thrips before economic damage occurs. Thrips pressure in Kansas cotton often peaks from late May through June. Review identification tips, scouting recommendations, and management strategies for protecting young cotton stands. |
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Kansas Updates Noxious Weed List for 2026The Kansas Department of Agriculture has announced updates to the state’s noxious weed list, including several newly added invasive species. Learn about the changes and review management options for species such as knapweeds, teasel, and Amur honeysuckle. |
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World of Weeds: HorsenettleThis latest World of Weeds feature takes a closer look at horsenettle, a spiny perennial weed that can overtake pastures and hay fields if left unmanaged. Learn about identification, ecology, and herbicide control options. |
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K-State Weed Management Spring Field Day: June 18 in HaysK-State’s Agricultural Research Center in Hays will host a Weed Management Spring Field Day on June 18 focused on practical weed control strategies for western Kansas production systems. Topics include AI-assisted weed recognition, drone technology, autonomous weed control, herbicide programs, and pasture weed management. |
Upcoming Events
May 27th Precision Wheat Management Field Day
Jun 4th Soil Health Network Field Day
Jun 18th Weed Management Field Day-Hays
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