Are Succulents Poisonous – List of 8 Toxic and Pet Safe Succulents

Succulents are common indoor plants and can be easily accessible to pets. Although the list of succulents that are toxic to pets contains a number of common species found in many homes, it usually does not cause serious sickness. Learning which ones are quite harmless and which are poisonous can save your pet’s life one day.

Are Succulents Poisonous?

are succulents poisonous
Succulents are mostly non-toxic (pic credit: stemberovi)

Highly-poisonous to non-poisonous – a brief overview of the toxicity content

Since a large number of decorative plant families are attributed to succulents, this type of plant cannot generally be defined as poisonous or non-poisonous. The following brief overview provides information about some of the most famous succulents:

Thick-leaf plants (Crassulaceae), such as jade plant, stonecrop or Kalanchoe: non-poisonous to slightly poisonous

Midday flowers (Aizoaceae), like living stones: slightly poisonous in large quantities

Amaryllis (Amaryllidaceae), like knight’s star: highly poisonous

Spurge family (Euphorbia), like Christmas Star: poisonous to very poisonous

Aronstabgewächse (Araceae), such as Lucky Feather: poisonous to highly-poisonous

All cacti are pet safe succulents. However, the long, pointed thorns can cause skin injuries that, if left untreated, can develop into dangerous infections.

Which are Pet Safe Succulents?

There are some succulents safe for cats and dogs that are relatively toxic, and the degree of toxicity that each succulent has is different. The good news is that almost all succulents are safe around pets, although you still can’t allow your pet to eat them. Among the well-known succulents that are safe for cats and dogs are:

pet safe succulents
Sempervivum (also known Mexican hens and chicks)
are succulents poisonous to cats
Sedum burrito (also known as Burro’s Tail or Donkey’s Tail)
are succulents poisonous to dogs
Zebra Plant

Which are Succulents Poisonous to Cats and Dogs
Some succulents are toxic to pets (pic credit: strangemagee)

If your cat or dog gets into any of the succulents below, you may observe different symptoms depending on the plant it has eaten. A list of the most common poisonous succulents are listed below.

Jade Plant (Crassula ovata)

People know this plant by various names, including the lucky plant or the money plant. According to, the jade plant contains an unknown substance that is poisonous to dogs, and that the jade plant is “highly poisonous to dogs.” Poison symptoms may include lethargy, vomiting, coordination disorders and lowered heart rate.

are succulents poisonous to dogs

Silver Dollar Plant (Crassula arborescens)

This succulent comes under different names including Chinese Jade and Silver Jade Plant. If eaten, the plant can cause nausea and vomiting. Although relatively rare, it may also cause tremors.

are succulents poisonous

Aloe vera

Aloe vera is a common indoor plant famous for its medicinal properties. However, it is poisonous to cats and dogs alike if ingested. Among the symptoms reported by Pet Poison Helpline include tremors, vomiting, lethargy, diarrhea, appetite loss, and change in urine color. The poisonous substance in the aloe plant is called aloin, an anthraquinone that draws extra water into the colon.

are succulents poisonous

Snake Plant (Sansevieria trifasciata)

According to ASPCA reports, this plant contains a substance called saponins. Mild toxicity occus if the snake plant is ingested, with symptoms that include vomiting, nausea, and diarrhea.

are succulents poisonous

Kalanchoe (Kalanchoe spp.)

Kalanchoe includes several types of shrub-like, flowering, ornamental plants. According to DVM360, Kalanchoes contain cardiac glycosides that causes increased salivation, lethargy, abdominal pain, vomiting, and diarrhea. If ingested in large amounts, Kalanchoe can be a dangerous poison leading to increased heart rate, irregular heartbeats, breathing difficulty, severe lethargy and collapse. Sudden death in livestock has also been reported in the natural habitat of Kalanchoe. Some famous Kalanchoes include the Chandelier Plant, Mother of Millions, and the Panda Plant.

toxic succulents

Pencil Cactus (Euphorbia tirucalli)

A succulent in the Euphorbias family, the Pencil Cactus is also known as the Pencil Tree or Firestick Cactus. The succulent produces a white sap that causes skin rashes in both dogs and humans. If ingested, it can cause inflammation in the lining of your mouth and stomach and can lead to vomiting and nausea.

toxic succulents

Crown of Thorns (Euphorbia Milii)

The Crown of Thorns is another succulent of the Euphorbia family which has an unpleasant taste and many thorns. Therefore, it is usually not eaten by pets. It produces the same white sap as the Firestick Cactus that can cause rashes.

toxic succulents

String of Pearls (Senecio rowleyanus)

Also known as the String of Beads, this creeping vine succulent may cause drooling, upset stomach, lethargy, diarrhea and vomiting if ingested.

toxic succulents

What to Do if Your Pet Ingests a Succulent

Because there are many varieties of succulents, the most crucial thing to do when your pet ingests a succulent is identifying the succulent and call for animal poison control.

You can also ask your local veterinary for advice, although, if your veterinarian is not familiar with toxic succulents, you may need to contact an antivenom center for advice. If the poison control suggests treatment, they will issue you a case number that will allow your vet to consult with the toxicologist about any treatment at no additional cost.

Keep your Pets Happy and Safe

If you keep succulents at home, make sure they are not within your pets reach. By keeping toxic succulents in hard-to-reach places, you can avoid potential risk to your pet. If your pet does end up eating a succulent, call the animal poison control to see if treatment is necessary.

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