Is Monstera Adansonii Toxic to Dogs? Cats? Other Pets?

Monstera Adansonnii (Swiss cheese plant) is a delicious sounding plant however, it is in reality, poisonous to dogs and cats. The Genus Monstera is classified by the ASPCA as harmful for pets. The most significant cause is calcium Oxalate crystals (CaOX), tiny fragments of the plant’s tissues.

They are smaller in contrast to their famous relatives, Monstera Deliciosa These plants are renowned because of their distinctive and unique leaves with holes (called “fenestrations”), believed to increase sun flecks in the floor of the forest.

With a lush green foliage, decorated with an oval or heart shape and finely cut holes it’s no wonder that the plants are highly sought-after and are suitable for all kinds of home interiors.

They are incredibly easy to maintain and are a joy to climb when they develop. Along with their famous counterparts, they can grow rapidly and can grow to impressive lengths.

The real issue is ” are Monstera Adansonii houseplants toxic to cats and dogs?”

In this article I’ll reveal some fascinating facts about these gorgeous plants, and whether or not they are actually harmful to our beloved pets.

About the Monstera Adansonii

Monstera Adansonii can be found indiginous within tropical forests that cover South as well as Central America, the West Indies and areas south of Mexico. The beautiful plants are part of the Araceae family, which includes all aroids as well as Philodendrons..

They look similar like their counterparts and the Monstera Deliciosa however, they do not grow as big.

Monsteras are common house plants poisonous to pets when they are eaten. If your pet starts to bite, chew, or swallow the plants, you’re not going to have an enjoyable moment.

Before we get deep into Monstera Adansonii toxicity to pets examine other names that are popular for this plant you might encounter.

  • Monstera Adansonii
  • Adanson’s Monstera
  • Five Holes Plant
  • Swiss Cheese Plant

Is Monstera Adansonii Toxic to Animals?

The Genus Monstera is classified as a genus by ASPCA as harmful for pets. The most significant cause is calcium Oxalate crystals (CaOX). They are mostly present in the form of tiny fragments of the plant’s vascular tubes as well as tissues. It is responsible for controlling the plant’s calcium levels and also acts as a defense mechanism to herbivores.

Ingestion of these crystals can be extremely irritating particularly when they are in your mouth. There are instances where your pet may have a bite of your beloved Monstera (a Monstera Adansonii, Monstera Deliciosa or any or more species).

If this happens your pet is likely to feel a burning, uncomfortable sensation in their tongue, the throat, and mouth.

Similar to other house plants that are popular like ZZ Plants as well as Pothos, Monstera Adansonii plant poisoning is not usually fatal, but it could nevertheless cause severe discomfort.

Dog short hair coat

In certain instances it could cause your pet’s respiratory tract to become swollen and, in other cases it can cause unrelenting pain.

Common Symptoms of Monstera Adansonii Poisoning

If your pet or cat has eaten a bite of cheese from the Swiss Plant the symptoms are likely to begin appearing almost immediately. Although these signs are typically not life-threatening, they could be uncomfortable for some.

The most frequent signs for Monstera Adansonii poisoning are:

  • Vomiting
  • Trouble swallowing
  • The mouth is pawed
  • Excessive drooling
  • The sensation of burning
  • Oral irritation

Is Swiss Cheese Monstera Toxic To Cats?

Monsteras are low-maintenance plants which makes them a beautiful option for any home. But, Monstera houseplants are poisonous to cats and Swiss Cheese poisoning can be a possibility.

While we love how playful our felines are they also are known to chew and gnawing on plant leaves. If you see them doing this, it’s the Monstera Adansonii, the calcium Oxalate can be absorbed by the mouth, causing intense burning and pain.

It can also cause swelling of the mouth and the esophagus.

In extreme cases swelling can cause trouble breathing, and signs such as vomiting and appetite loss could appear. It is also possible to see your pet begin to scratch or paw at the irritation after taking a bite of the plant.

Treatment for Poisonous Houseplants for Cats & Dogs

Even if you don’t have any plants in your home that pose a risk to dogs and cats They may still see the plants in the open and nibble on the leaves. If you’ve observed or suspect that your pet has eaten the plant or your Monstera do not panic. The reaction isn’t life-threatening.

If you think your pet has eaten a large amount, the best step to take is to snap an image of the plant prior to going into the veterinarian. This can help the vet provide the proper treatment.

It is also possible to give your pet something to alleviate the burning sensation in their mouths. Cheese, milk or yogurt are an excellent option since crystals are able to bind with calcium (and they like the flavor). It is possible to use milk to try and flush the plant matter from the mouth of your pet.

Notification: There is no specific solution to treat Monstera Adansonii poisoning. It is necessary to manage symptoms until they become lessened and then improve.

Symptoms of Monstera Poisoning In Cats

The most frequent symptom you’ll see after your cat has licked at the Monstera is irritation to the oral cavity. There may be swelling of the lips, tongue and the face. Vomiting, diarrhea and difficulties swallowing can also occur.

Additionally, you could see them pawing at your mouth because of their burning feeling they might feel in their mouths.

How Do I Stop My Cat From Eating Monstera Adansonii?

It is essential to shield your cat of your Monstera Adansonii and to ensure that your beloved plant is secure as well. Consider the methods to keep them safe.

Use Citrus Peels or Repellent Spray

To keep your cat away from the plant you love You can sprinkle a few lemon or orange peels around the pot of your Monstera. The strong scent of the peels of citrus fruits could entice your cat away.

You could also spray your plants with citrus essential oils or dilute juices of fruit. Be aware that it is best to use essential oils that are safe for animals only.

Protect the Soil

Dogs and cats alike enjoy loose pots of soil. It is possible to dig up and use it as a grave for their food, to dig, or even as a toilet.

One method to keep your pet away from your garden is to put down pebbles on top to stop the pet from digging into and causing damage to the soil.

Baskets to hang

Cats are able to reach plants from the most bizarre places in the home. However the act of placing the Monstera inside hangers and away from windows or furniture can stop your cat from making use of it as a jungle rope.

Will Monstera Kill My Cat?

Monstera Adansonii is a source of calcium oxalates. They can be poisonous for cats. But, they are toxic only if they are eaten or if your cat happens to come into contact with the plant, she’ll remain safe.

Furthermore the plants are slightly toxic, and it is not necessary to eat some of the Monstera’s stems or leaves to put herself in danger.

Due to the burning and stinging sensation your cat will feel upon the first bite one or two times, this will discourage it from taking any further chews (depending on the cat’s habits).

Is Monstera Toxic To Dogs?

Swiss cheese plants have cells called idioblasts. If your dog chews the flowers, stems, or the leaves on your plants, they release calcium Oxalate crystals which can cause poisoning.

So what do you think? Is Monsteras harmful for dogs? The solution to this question is ” yes.” It is recommended to keep your pet from the Adansonii plant.

If you’ve observed that your dog may have had an injury or bite from a plant, it is best to seek out a veterinarian right away. The earlier you seek treatment, the higher chances of your dog making an entire recovery.

What If My Dog Eats Monstera Leaves?

When your pet has consumed some from the herb, they could be yelping, barking or start to whine to indicate that there is something wrong. The dog may begin to exhibit signs that suggest Monster poisoning, which can be seen in pets, including:

  • Nausea
  • Vomiting
  • Diarrhea
  • Pawing with a noticeable force at the face or mouth
  • Tongue or throat swelling
  • Choking
  • Excessive drooling

Consumption of larger amounts of the plant can cause digestive upset, fast short gasps (dysphagia) and trouble breathing.

The more you consume the more, the more severe the symptoms get. But, since Monstera Adansonii is both bitter and is an immediate irritation to the oral cavity Ingestions of large amounts are not common.

In the majority of instances that are caused by Monstera toxicities, as long as the patient has consumed a small amount and been treated to ease the symptoms, they’ll be fine.

Can I Have A Monstera And A Dog?

Adansonii’s Monstra is poisonous to small animals like cats and dogs. The majority of the plant’s stems as well as its leaves and roots contain calcium Oxalate crystals.

While Monstera Adansonii’s toxic effects are rarely fatal, it is recommended to place these plants in a higher place, away from your pets.

You can also choose a gorgeous plant that is safe for pets, such as the air plant such as prayer plants, moth orchids, and so on. These are great examples of plants that are pet-friendly and can be harmful to animals.

Are Monstera Adansonii House Plants Poisonous to Cats & Dogs?

Similar to their relatives, Monstera Deliciosas, Monstera Adansonii are very popular house plants due to their beautiful year-round green leaves and holy patterns. However, they are toxic to cats as well as dogs.

If you suspect that your pet consumed or ingested any part from your plants, you should seek immediate medical attention.

Now that we’ve answered questions and provided answers to, “are Monsteras toxic to dogs and cats,” are you a homeowner of one of these gorgeous plants, and do you have a beloved pet? What’s your opinion on having the plants along with your pets, and how do you make the two to live together? Do share your thoughts; I’d love to hear from you.




Went from a bad gardener to a half-decent one over 10+ years. Super happy to share my tips and tricks with you :)