Want to know which indoor plants are poisonous to dogs? There are many popular indoor plants that are poisonous to dogs. As a dog owner, you need to be aware of which houseplants are toxic to dogs so you can keep your dog safe.
It doesn’t mean you can’t have these houseplants at home, you just need to be mindful of placement and keep these indoor plants out of reach from your dog. Here are popular indoor plants that are poisonous to dogs. All of these houseplants are also toxic to cats and humans. Source: ASPCA
7 Indoor Plants Poisonous to Dogs
1. Snake Plant (Sansevieria trifasciata)
Snake Plant (Sansevieria trifasciata) is a houseplant poisonous to dogs. It contains saponins. Saponins have been used as fish poison! Snake Plants are toxic to dogs and can cause vomiting, nausea, and diarrhea. Don’t let your dog chew on the leaves of your snake plant!
Snake Plant is a very popular houseplant that is almost indestructible. It is a tough houseplant that is easy to grow and is an air purifying plant. If you have snake plants at home, keep them away from your dog.
| Name | Snake Plant |
| Botanical Name | Sansevieria trifasciata |
| Daytime Temperature | 70 to 80 F (21-26C) |
| Night Time Temperature | 60 to 70 F (15-21C) |
| Light | Bright, filtered Light but can tolerate low light |
| Water | Moderate Water |
| Humidity | Tolerates dry air well |
| Toxic to Pets and Humans | Toxic |
| Air Purifying Plant | Removes trichloroethylene (TCE), benzene, and formaldehyde |
2. Heartleaf Philodendron (Philodendron hederaceum)
Heartleaf Philodendron (Philodendron hederaceum) is toxic to dogs. It contains calcium oxalate crystals. If your dog were to chew on the leaves of your Heartleaf Philodendron, it will result in vomiting and difficulty breathing. It can also cause swelling of lips, tongue, and mouth and excessive drooling. Heartleaf Philodendron is a popular houseplant because it is so easy to grow indoors. Keep your Heartleaf Philodendron high up on a bookshelf or hanging in a basket so it is away from your dog.
| Name | Heartleaf Philodendron |
| Botanical Name | Philodendron hederaceum |
| Daytime Temperature | 70 to 80 F (21-26C) |
| Night Time Temperature | 60 to 70 F (15-21C) |
| Light | Bright, Filtered Light. Can Tolerate Low Light. |
| Water | Moderate Water |
| Humidity | High Humidity |
| Toxic to Pets and Humans | Toxic |
| Air Purifying Plant | Removes formaldehyde |
3. Pothos (Epipremnum aureum)
Pothos (Epipremnum aureum) is an indoor plant poisonous to dogs. The leaves contain calcium oxalate crystals which are toxic to dogs. Don’t let your dog chew on the leaves of your Pothos because it can cause swelling of lips, tongue and mouth and excessive drooling. It will also result in vomiting and difficulty breathing. Pothos is an easy, low-maintenance houseplant. It is also an effective air purifying houseplant. Since your Pothos is poisonous to your dog, keep it away from your dog- it will look great dangling from a hanging basket or perched on a high bookshelf.
| Name | Pothos |
| Botanical Name | Epipremnum aureum |
| Daytime Temperature | 70 to 80 F (21-26C) |
| Night Time Temperature | 60 to 70 F (15-21C) |
| Light | Bright, Filtered Light or Artificial Light. Can Tolerate Medium Light. |
| Water | Moderate Water |
| Humidity | High Humidity |
| Toxic to Pets and Humans | Toxic |
| Air Purifying Plant | Removes trichloroethylene (TCE), Formaldehyde, and Benzene. |
4. Peace Lily (Spathiphyllum spp.)
Peace Lily (Spathiphyllum spp.) is an indoor plant poisonous to dogs. It has leaves that contain calcium oxalate crystals which are toxic to dogs. Don’t let your dogs chew on the leaves! If your dog starts vomiting, having difficulty breathing, swelling of lips, tongue and mouth and excessive drooling- call your vet immediately! You can still keep Peace Lily at home since it is so easy to grow and is a beneficial air purifying plant. But just make sure to keep your Peace Lily out of reach and away from your dog!
| Name | Peace Lily |
| Botanical Name | Spathiphyllum spp. |
| Daytime Temperature | 70 to 80 F (21-26C) |
| Night Time Temperature | 60 to 70 F (15-21C) |
| Light | Medium Light. Can tolerate low light. |
| Water | Moderate Water |
| Humidity | High Humidity |
| Toxic to Pets and Humans | Toxic |
| Air Purifying Plant | Removes acetone, benzene, and formaldehyde |
5. Swiss Cheese Plant (Monstera deliciosa)
Swiss Cheese Plant (Monstera deliciosa) is a beautiful houseplant with large green leaves that have holes and slits but it is an indoor plant that is poisonous to dogs! It may be difficult to keep your Swiss Cheese Plant away from your dog since it is a large plant that sits on the floor. I’d recommend not keeping Swiss Cheese Plant at home if you can’t keep it away from your dog.
| Name | Swiss Cheese Plant |
| Botanical Name | Monstera deliciosa |
| Daytime Temperature | 70 to 80 F (21-26C) |
| Night Time Temperature | 60 to 70 F (15-21C) |
| Light | Bright Indirect Light (no direct sun) |
| Water | Medium Water |
| Humidity | Medium Humidity |
| Toxic to Pets and Humans | Toxic |
6. Fiddle Leaf Fig (Ficus lyrata)
Fiddle Leaf Fig (Ficus lyrata) is toxic to dogs. It is an indoor plant that should be kept away from your dog. I suggest you don’t have it at home if you can’t keep it away from your dog since it is a large houseplant and will need to be on the floor.
| Name | Fiddle Leaf Fig |
| Botanical Name | Ficus lyrata |
| Daytime Temperature | 70 to 80 F (21-26C) |
| Night Time Temperature | 60 to 70 F (15-21C) |
| Light | Bright Indirect Light |
| Water | Medium Water |
| Humidity | High Humidity |
| Toxic to Pets and Humans | Toxic |
7. ZZ Plant (Zamioculcas zamiifolia)
ZZ Plant (Zamioculcas zamiifolia) is an indoor plant that is poisonous to dogs. It contains calcium oxalate crystals which can cause vomiting and difficulty breathing. Don’t let your dogs chew on the leaves of your ZZ plant since it is toxic to your dog. ZZ plant is a very popular houseplant because it is a tough, easy to grow, and low-maintenance houseplant.
| Name | ZZ Plant |
| Botanical Name | Zamioculcas zamiifolia |
| Daytime Temperature | 70 to 80 F (21-26C) |
| Night Time Temperature | 60 to 70 F (15-21C) |
| Light | Bright, filtered Light but can tolerate low light |
| Water | Moderate Water |
| Humidity | Tolerates dry air well |
| Toxic to Pets and Humans | Toxic |
You May Also Be Interested In:
Popular Houseplants that are Toxic to Pets and Humans (Pictures)
Best Houseplants for Low Light Conditions (Infographic)
Best Houseplants for Bathrooms ( Pictures)
Best Houseplants for Beginners (Easy to Grow, Impossible to Kill Houseplants)
11 Best Air Purifying Houseplants
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