Pet safety reference

Swiss Cheese Plant

Monstera deliciosa

Large-leaved climber often mislabeled split-leaf philodendron and flagged toxic to cats and dogs for insoluble calcium oxalate irritation.

Check a list
CerimanMonsteraMonstera deliciosaSplit-leaf philodendronSwiss cheese plant
Light
bright indirect
Habit
climbing
Care
moderate

Safety status

Cats & Dogs

Potentially toxic

Consulted references classify the plant as toxic or irritating for that pet type.

Sources

If a pet has chewed or swallowed plant material and is showing symptoms, contact a veterinarian or poison resource immediately. This product is for structured reference, not diagnosis.

Cats — concern notes

Common signs

Oral irritation, drooling, vomiting and difficulty swallowing after chewing.

Escalation note

Generally an irritating exposure rather than life-threatening.

Dogs — concern notes

Common signs

Oral irritation, drooling, vomiting and difficulty swallowing after chewing.

Escalation note

Seek veterinary guidance for more than mild symptoms.

Safer alternatives

Safer pick
Spider Plant
Chlorophytum comosum

Pet-safe stand-in — and not classified as toxic to cats or dogs.

Generally safe for cats & dogs.

Safer pick
Bird's Nest Fern
Asplenium nidus

Same moderate care routine — and not classified as toxic to cats or dogs.

Generally safe for cats & dogs.

Safer pick
Money Tree
Pachira aquatica

Same bright indirect light — and not classified as toxic to cats or dogs.

Generally safe for cats & dogs.

Source evidence

ASPCA: Cutleaf Philodendron

toxicology · 98% reliability

Open source

ASPCA lists cutleaf philodendron (Monstera deliciosa) as toxic to dogs and cats due to insoluble calcium oxalates.

NC State Extension: Monstera deliciosa

botanical · 95% reliability

Open source

NC State Extension confirms Monstera deliciosa identity and notes it is distinct from true Philodendron.

Same genus

More from the Monstera genus

Swiss Cheese Vine
Monstera adansonii

Smaller trailing Monstera with heavily fenestrated leaves; toxicity profile mirrors Monstera deliciosa.

Potentially toxic for cats & dogs.

Same safety verdict

Other plants with the same verdict

Golden Pothos
Epipremnum aureum

Very common trailing houseplant widely sold as pothos or devil's ivy and regularly flagged as irritating if chewed.

Potentially toxic for cats & dogs.

Snake Plant
Dracaena trifasciata

Common upright houseplant still sold under the former Sansevieria name, with low-to-moderate irritation risk if chewed.

Potentially toxic for cats & dogs.

Peace Lily
Spathiphyllum wallisii

Broadleaf flowering houseplant with a common lily name that still needs explicit cat and dog irritation warnings on lookup pages.

Potentially toxic for cats & dogs.

Aloe Vera
Aloe vera

Popular succulent with medicinal gel for humans; the latex layer under the skin is toxic to cats and dogs.

Potentially toxic for cats & dogs.

Same growing conditions

Plants for the same room

Areca Palm
Dypsis lutescens

True palm commonly sold as a tall, feathery houseplant and widely referenced as non-toxic to cats and dogs.

Generally safe for cats & dogs.

Taro
Colocasia esculenta

Large-leaved edible aroid also sold as an ornamental elephant ear; raw plant is toxic to cats and dogs and to humans.

Potentially toxic for cats & dogs.