Poisonous Plant Risk Increases as Pasture Grass Goes Dormant

This is a link to theHorse.com where a newly released article by Karyn Bischoff, DVM, MS, Dipl. ABVT, a diagnostic toxicologist at Cornell University's New York State Animal Health Diagnostic Center. She said it does appear there are more suspected cases of poison plant ingestion in late summer and autumn, but also says these are difficult to diagnose.

"Plant ingestions over time can cause chronic disease, so by the time the horse is noticeably sick, the plant is gone because it was all eaten, it's out of season, or the horses were moved to another stable or pasture after exposure..." Poisonous Plant Risk Increases as Pasture Grass Goes Dormant