Browning or dieback is usually caused by weather-related stress, sometimes in combination with pests and diseases.
Poisonous plants are a major cause of economic loss to the livestock industry. Two poisonous plants common to Oregon are poison hemlock and Western water hemlock. Ingestion of either by humans or livestock typically results in death.
Producers should routinely evaluated alternative feedstuffs as a means to supplement existing forage resources and reduce feed costs.