Are Orchids Poisonous to Dogs?

Orchids in the family Orchidaceae are listed by the ASPCA as non-toxic to dogs. The most common houseplant orchid, the Phalaenopsis (Moth/Moon Orchid), as well as the Jewel Orchid (Haemaria discolor) and Pansy Orchid (Miltoniopsis), all carry the ASPCA non-toxic rating for dogs, cats, and horses, with no toxic principles or clinical signs listed. Practical caveats still apply: orchids are not a food, and a dog that chews leaves, flowers, stems, roots, or the potting medium can still get mild, self-limiting gastrointestinal upset (vomiting, diarrhea, drooling) simply from eating fibrous plant matter it cannot digest. Larger pieces or whole stems can pose a choking or GI-obstruction risk, especially in small dogs. The bigger real-world hazard is usually not the plant itself but what is on or around it: systemic insecticides, fungicides, fertilizer sticks/granules, fertilizer-laced water, slug/snail bait, and decorative additives such as bark, moss, gravel, or LECA clay pebbles, all of which can be harmful if ingested. Keep newly purchased orchids (which may carry pesticide/fertilizer residue) out of reach until you know how they were treated, and choose pet-safe products. 'Orchid' is a huge family (20,000+ species); the non-toxic rating is well established for common cultivated types, but an unusual or wild species not on the ASPCA list has not been individually evaluated, so identify the plant if you are unsure.

Are Phalaenopsis (moth) orchids safe if my dog chews on one?

Yes. The ASPCA lists Phalaenopsis orchids as non-toxic to dogs, with no toxic principles or clinical signs. A dog that chews leaves or flowers may still get mild vomiting or diarrhea from the plant fiber, but the orchid itself is not poisonous.

What is actually the most dangerous part of having an orchid around my dog?

Not the plant, but the chemicals and additives: systemic pesticides, fungicides, fertilizer sticks or fertilizer-treated water, and potting materials like bark, moss, or clay pebbles. These can cause poisoning or GI obstruction even though the orchid is non-toxic. Keep treated or newly bought plants out of reach.

Are all types of orchids non-toxic to dogs, or just some?

The common cultivated orchids the ASPCA has evaluated, Phalaenopsis (Moth Orchid), Jewel Orchid (Haemaria discolor), and Pansy Orchid (Miltoniopsis), are all listed as non-toxic to dogs. Orchidaceae is an enormous family, so an unusual or wild species not on the ASPCA list has not been individually tested; identify the plant if you are uncertain.

• ASPCA - Phalaenopsis Orchid (Toxic and Non-Toxic Plants)
• ASPCA - Jewel Orchid (Toxic and Non-Toxic Plants)

Last updated 2026-06-25