Toxic Crops for Livestock was developed for livestock producers interested in grazing forage crops. Plants listed have been evaluated for safety in regards to metabolic or toxicity issues for multiple classifications of livestock species. All plants will have a score for the usefulness of the plant as grazing forage for livestock. The ranking is based on a 0-4 scale where 0 is not recommended to 4 being highly recommended. The rankings are based on safe consumption of the plant, forage quality, and yield potential.