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
Pet safety reference
Apple
Malus sylvestris
Also known as Malus domestica
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.
Apple TreeEuropean CrabappleMalus domesticaMalus sylvestrisMalus sylvestrus
- Light
- Full sun
- Habit
- Tree
- Care
- Moderate
Safety status
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
Dilated pupils, rapid breathing, hyperventilation, and potential shock.
Escalation note
Toxicity is primarily associated with the seeds and foliage. If your cat has ingested significant amounts of plant material, contact your veterinarian immediately.
Dogs — concern notes
Common signs
Drooling, vomiting, difficulty breathing, and potential neurological signs.
Escalation note
The seeds contain cyanide precursors which can be dangerous if chewed and swallowed in volume. Always consult a veterinarian if you suspect ingestion of plant parts.
Safer alternatives
No hand-picked alternatives for this plant yet. You can still pick your own using the Compare button on any other plant.
Source evidence
ASPCA Toxic Plant List
toxicology · 99% reliability
The apple tree contains cyanogenic glycosides which can cause toxicity in pets.
Plants of the World Online (Kew)
botanical · 95% reliability
Accepted botanical nomenclature for Malus sylvestris.
Same safety verdict
Other plants with the same verdict
Apricot
Prunus armeniaca
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.
Bitter Orange
Citrus aurantium
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.
Black Locust
Robinia spp.
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.
Grapefruit
Citrus paradisi
Grapefruit is a citrus tree known for its large, tart fruit and glossy, aromatic foliage. While popular in home orchards, all parts of the plant contain essential oils and psoralens that can cause adverse reactions in pets.
Potentially toxic for cats & dogs.
Same growing conditions
Plants for the same room
Acorn Squash
Cucurbita pepo
Acorn squash is a popular edible winter squash known for its ribbed, dark green skin and sweet, yellow-orange flesh. It is widely cultivated for culinary use and is considered safe for household pets.
Generally safe for cats & dogs.
American Chestnut
Castanea dentata
The American Chestnut is a deciduous tree known for its historical significance and edible nuts. It is considered non-toxic to pets, though ingestion of large amounts of fibrous plant material may cause minor digestive discomfort.
Generally safe for cats & dogs.
Banana Squash
Cucurbita maxima var. banana
Banana squash is a large, edible winter squash variety known for its elongated shape and sweet, dense flesh. It is considered safe for household pets, though large ingestions of raw plant material may cause minor digestive discomfort.
Generally safe for cats & dogs.
Barbados Pride
Poinciana gilliesii
Barbados Pride is a flowering shrub known for its striking yellow flowers and long red stamens. It contains compounds that can cause gastrointestinal distress if ingested by pets.
Potentially toxic for cats & dogs.