There are a number of common plants which may be toxic to dogs and cats and should be avoided. These include:
| Arum Lily | Autumn Crocus | Australian Flame Tree | Avocado |
| Azalea Baneberry | Bird Of Paradise | Bishop’s Weed | Black Laurel |
| Black Locust | Bleeding Heart | Bloodroot | Bluebonnet |
| Blue-Green Algae | Boxwood | Bracken Fern | Buckthorn |
| Bulb Flowers | Burdock | Cacao | Camel Bush |
| Caladium | Calla Lily | Cardinal Flower | Chalice |
| Cherry Tree | Chinaberry Tree | Clematis | Cocklebur |
| Coffee | Coral Plant | Coriander | Dieffenbachia |
| Elderberry | Elephant Ear (Taro) | Eucalyptus | Euonymus |
| False Hellebore | Flame Tree | Felt Plant | Firethorn |
| Four O’Clock | Foxglove | Glottidium | Golden Chain |
| Ground Cherry | Heaths | Heliotrope | Hemlock |
| Henbane | Holly | Honeysuckle | Horse Chestnut |
| Horsetail | Hydrangea | English Ivy | Jasmine |
| Jimsonweed | Lantana | Larkspur | Lily Of The Valley |
| Easter Lily | Lupine | Marijuana | Mandrake |
| Mexican Poppy | Milkweed | Vetch | Yellow Jasmine |
| Mistletoe | Mock Orange | Monkshood | Moonseed |
| Morning Glory | Mountain Laurel | Mushrooms | Nightshades |
| Oak | Oleander | Periwinkle | Philodendron |
| Pigweed | Poinciana | Poinsettia | Poison Ivy |
| Poison Oak | Pokeweed | Potato Shoots | Privet |
| Pyricantha | Rain Tree | Ranunculus (Buttercup) | Rape |
| Red Maple | Snowdrop | Spurges | Sweet Pea |
| Tansy | Tobacco | Wisteria | Yews |
