hazardous foods and plants
poisonous foods
Chocolate
Garlic
Onions/chives/leeks
Macadamia nuts
Avocado
Alcohol
Yeast dough
Coffee/tea/caffeine
Grapes/raisins
Raw/undercooked salmon or trout
Peach/plum/cherry pits
Cooked bones (Not poisonous, but can splinter)
Xylitol (an artificial sweetener found in some peanut butter, candy and gum)
toxic plants
Begonia
Chrysanthemum
Cyclamen
Daffodils
Dieffenbachia
Geranium
Gladiolus
Hosta
Hydrangea
Japanese Yew
Lantana
Lily of the Valley
Oleander
Peace Lily
Peony
Philodendron
Pothos
Rhododendron
Sago Palm
Tulip
This list is by no means exhaustive. Please see ASPCA’s complete list of poisonous plants for more information.