List of poisonous plants and
Second listHope that helps . There is also a 'what to watch out for if a dog has eaten something poisonous :
Symptoms can range from indigestion, irritation of the mouth, abnormal thirst, drowsiness, depression (or excitement), drooling, difficulty breathing, to staggering, loss of co-ordination, tremors, seizures, collapse, asphyxiation, heart failure, and possible death