What plants are toxic to dogs?

Aloe Vera: mild vomiting and diarrhea; tremors and depression can be seen when aloe vera is eaten in large amounts

Alocasia aka Elephant Ear: mouth irritation, pain, swelling of the mouth/lips/tongue, vomiting, drooling

American Holly: vomiting and diarrhea

Apricot seed kernels: vomiting, diarrhea, potential GI obstruction; may see brick red gums, dilated pupils, and labored breathing if large amounts are ingested

Arum Lily aka Calla Lily or Pig Lily: mouth irritation, pain, swelling of the mouth/lips/tongue, vomiting, drooling

Asparagus Fern: vomiting, diarrhea, skin irritation

Azalea: vomiting, diarrhea, weakness, abnormal heartbeats, heart failure, seizures, potentially fatal

Begonia (most toxic part is underground): mouth irritation, pain, swelling of the mouth/lips/tongue, vomiting, drooling

Cherry seeds, stems, and leaves: vomiting, diarrhea, potential stomach/intestinal obstruction; may see brick red gums, dilated pupils; and labored breathing if large amounts are eaten

Dieffenbachia: mouth irritation, pain, swelling of the mouth/lips/tongue, vomiting, drooling

Garlic (all parts are toxic): vomiting, diarrhea, anemia, pale gums, red or brown urine, weakness, panting, rapid heart rate

Lily of the Valley: vomiting, diarrhea, abnormal heartbeat, lethargy, tremors, seizures, dilated pupils, potentially fatal

Mango seed kernels: vomiting, diarrhea, potential GI obstruction; may see brick red gums, dilated pupils, and labored breathing if large amounts are ingested

Milkweed: vomiting, diarrhea, labored breathing, dilated pupils; kidney and liver failure if large amounts are ingested

Oleander: drooling, abdominal pain, diarrhea, weakness, abnormal heartbeat, possibly fatal

Onion (all types and all parts of the plant are toxic): vomiting, diarrhea, anemia, pale gums, rapid heart rate, weakness, panting

Peach seed kernels: vomiting, diarrhea, potential GI obstruction; may see brick red gums, dilated pupils, and labored breathing if large amounts are eaten

Philodendron: mouth irritation, pain, swelling of the mouth/lips/tongue, vomiting, drooling

Sago Palm: life-threatening liver failure, vomiting, diarrhea, potentially fatal

Tomato plant: weakness, vomiting, diarrhea, reduced heart rate, dilated pupils, confusion

Tulips: vomiting, diarrhea, drooling, depression, abnormal heartbeat, tremors, panting, potentially fatal

For more information, please see the ASPCA comprehensive list, including pictures, of toxic and non-toxic plants.

Read More:

Poisonous Plants for Dogs and Cats: Dieffenbachia

Poisonous Plants for Dogs and Cats: Oleander

Poisonous Plants for Dogs and Cats: Sago Palm

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