There are a number of common plants which may be toxic to dogs and cats and should be avoided.

These include:

• Arum Lily 
  
  
• Azalea Baneburry
  
  
• Autumn Crocus
  
  
• Australian Flame Tree
  
  
• Avocado
  
  
• 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
  
  
• Dieffencachia
  
  
• Elderberry
  
  
• Elephant Ear (Taro)
  
  
• Eucalyptus
  
  
• Euonymus
  
  
• False Hellebore
  
  
• Flame Tree
  
  
• Felt Plant
  
  
• Firethorn

• Four O'Clock
  
  
• Foxglove
  
  
• Glottidium
  
  
• Golden Chain
  
  
• Ground Cherry
  
  
• Heaths
  
  
• Heliptrope
  
  
• Hemlock
  
  
• Henbane
  
  
• Holly
  
  
• Honeysuckle
  
  
• Horse Chesnut
  
  
• 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
  
  
• Monkshook
  
  
• 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
  
  
• Tansey
  
  
• Tobacco
  
  
• Wisteria
  
  
• Yews