Scattered Frost Causes Concern In Pastures

Scattered Frost Causes Concern In Pastures

John Jennings

University of Arkansas

Scattered frost across the state can turn a good forage deadly. Late summer rains brought on a flush of johnsongrass in many pastures and it became dominant in some fields. When johnsongrass becomes stressed from drought or frost, it can produce prussic acid (hydrocyanic acid) which is very toxic to livestock.

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