I am trying to find current information about contaminated manure and herbicide contamination damaging gardens. Could you please help me?
Kershaw County South Carolina
There are several herbicides that can carry over into manure and compost from animals grazing treated pastures or fed hay from treated fields. Aminopyralid and picloram are the main suspects in pasture and hayfields. Here is a good publication from NC State:
Hopefully that information will help. Let me know if you need additional information.