Sprayer Calibration Informational Meeting and Demonstration

(Updated: March 6, 2026, 10:12 a.m.)
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Proper herbicide application is one of the most important tools livestock producers have for maintaining productive pastures and high-quality hayfields. However, even the best herbicide program can fall short if a sprayer is not properly calibrated. To help producers improve their application accuracy and learn practical calibration techniques, the WNC Beef Cattle Commission and local partners will host a Sprayer Calibration Informational Meeting and Demonstration on March 19th at 6:00 PM at the WNC Regional Livestock Center.

This meeting will feature presentations from partners including the North Carolina Department of Agriculture and Consumer Services and North Carolina Cooperative Extension, along with a live demonstration showing how to properly calibrate spraying equipment. Participants will also have the opportunity to earn pesticide credits while learning practical skills they can apply directly on their farms.

Why Sprayer Calibration Matters for Pastures and Hayfields

Weed pressure is a common challenge in both pastures and hayfields. Species such as thistles, buttercup, pigweed, and woody brush can reduce forage production, decrease grazing efficiency, and lower hay quality. Herbicides are often an effective management tool, but their success depends heavily on applying the correct rate.

If a sprayer is not calibrated correctly, several problems can occur. Applying too little herbicide may result in poor weed control, allowing weeds to continue competing with desirable forage species. On the other hand, applying too much herbicide can damage forage stands, increase input costs, and potentially cause environmental concerns.

Calibration ensures that the sprayer is delivering the correct amount of product per acre. This allows producers to follow herbicide label recommendations accurately and achieve the best possible results from their applications.

Pastures and hayfields represent a major investment for livestock producers. Fertilizer, seed, equipment, and labor all contribute to maintaining productive forage systems. Effective weed control helps protect that investment by allowing desirable grasses and legumes to thrive.

Accurate sprayer calibration also helps producers avoid wasting expensive herbicide products. By knowing exactly how much spray solution is being applied per acre, farmers can mix the proper amount of product and reduce the risk of costly overapplication.

Learn Through Demonstration

This event will provide producers with a hands-on look at the sprayer calibration process. Attendees will learn how to measure output, determine gallons per acre, and make simple adjustments to ensure their sprayers are applying herbicides accurately.

In addition to the educational program, the meeting will include a meal, time for fellowship with other producers, and the opportunity to ask questions of Extension and industry professionals.

Producers interested in improving their herbicide applications and pasture management practices are encouraged to attend this timely program. The event will be held March 19th at 6 PM at the WNC Regional Livestock Center, 474 Stock Drive in Canton. Pesticide credits are pending.