Hay Herbicides Not a Risk to Horses, Despite Manure-Fertilized Crop Loss

Recent reported crop losses in North Carolina and several other states are linked to certain broad leaf herbicides containing aminopyralid, clopyralid, and picloram, according to researchers. In North Carolina, people with gardens and organic farms who rely on horse manure or compost for fertilizer are noticing that some of their plants are dying.

The herbicides, used by hay producers to

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