Cats & Dogs
Potentially toxicConsulted references classify the plant as toxic or irritating for that pet type.
Verified against ASPCA/provenance audit 2026-05-06 on May 6, 2026.
Sources

Citrus sinensis
The sweet orange is a popular citrus tree known for its fragrant blossoms and edible fruit. While the fruit is a common food item, the essential oils and plant parts contain compounds that can cause irritation to pets.
Safety status
Cats & Dogs
Potentially toxicConsulted references classify the plant as toxic or irritating for that pet type.
Verified against ASPCA/provenance audit 2026-05-06 on May 6, 2026.
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
Vomiting, diarrhea, lethargy, and potential skin irritation upon contact with essential oils.
Escalation note
Ingestion of plant parts or exposure to concentrated essential oils can cause gastrointestinal upset. Please contact your veterinarian if your cat shows signs of distress.
Dogs — concern notes
Common signs
Vomiting, diarrhea, drooling, and potential photosensitivity or skin irritation.
Escalation note
While the fruit is generally mild, the plant contains psoralens and essential oils that may cause digestive issues or skin sensitivity. Consult a veterinarian if ingestion occurs.
Safer alternatives
No hand-picked alternatives for this plant yet. You can still pick your own using the Compare button on any other plant.
ASPCA Toxic Plant List
toxicology · 99% reliability
Orange contains essential oils and psoralens that can cause gastrointestinal upset and skin irritation in pets.
NC State Extension Plant Toolbox
botanical · 94% reliability
Citrus sinensis is a small evergreen tree widely cultivated for its fruit and ornamental value.
Often compared with
Commonly confused with

Citrus aurantium is a citrus tree known for its fragrant flowers and bitter fruit, often used in essential oil production. It contains compounds that can cause adverse reactions if ingested by pets.
Potentially toxic for cats & dogs.

The Calamondin Orange is a small citrus tree often grown as an ornamental houseplant for its fragrant flowers and small, edible-looking fruit. It contains essential oils and psoralens that can cause irritation if ingested or touched by pets.
Potentially toxic for cats & dogs.

The lime tree is a citrus species known for its aromatic foliage and fruit. While popular as a houseplant, all parts of the plant contain essential oils and psoralens that can be harmful to pets if ingested.
Potentially toxic for cats & dogs.
Same safety verdict

The apple tree is a deciduous fruit-bearing plant known for its edible fruit, though the seeds and foliage contain cyanogenic glycosides that can be harmful if ingested in large quantities. While the fruit flesh is generally safe, the plant parts containing amygdalin pose a risk to pets.
Potentially toxic for cats & dogs.

The apricot tree is a fruit-bearing species in the rose family. While the fruit flesh is generally considered safe, the stems, leaves, and seeds contain cyanogenic glycosides that can be harmful if ingested.
Potentially toxic for cats & dogs.

Robinia species, commonly known as locust trees, contain toxic proteins and alkaloids throughout the bark, leaves, and seeds. Ingestion can lead to significant gastrointestinal and neurological distress in pets.
Potentially toxic for cats & dogs.

Prunus avium is a deciduous tree known for its edible fruit, but its stems, leaves, and seeds contain cyanogenic glycosides that can be harmful if ingested by pets. It is widely cultivated for fruit production and as an ornamental specimen.
Potentially toxic for cats & dogs.
Same growing conditions

The Dragon Fruit Cactus is a fast-growing, vining succulent known for its large, fragrant nocturnal flowers and edible fruit. It is considered non-toxic to pets, though its fibrous nature may cause mild digestive upset if consumed in large quantities.
Generally safe for cats & dogs.

Eucalyptus is a diverse genus of evergreen trees and shrubs known for their aromatic, oil-rich foliage. While popular in floral arrangements and essential oils, the plant contains compounds that can be harmful if ingested by pets.
Potentially toxic for cats & dogs.

The Pencil Cactus is a succulent shrub known for its pencil-thin, leafless branches that contain a highly irritating milky white sap. It is widely recognized for its ornamental value but requires careful handling due to its toxic properties.
Potentially toxic for cats & dogs.