Are castor oil plant leaves poisonous?
Score: 4.1/5 (58 votes) Castor oil (90% ricinoleic acid) produced from castor beans is a potent purgative. ... The leaves of the castor bean plant are also poisonous causing transitory muscle tremors, ataxia, and excessive salivation. Fatalities are rare in animals eating the leaves.Are castor oil p...