Is Apple toxic to dogs?

Yes. According to Plants4Pets, Apple is toxic to dogs. Stems, leaves, seeds contain cyanide, particularly toxic in the process of wilting: brick red mucous membranes, dilated pupils, difficulty breathing, panting, shock. Toxic principles: Cyanogenic glycosides This entry has not been manually verified yet — treat it as guidance only.

Is Apple toxic to horses?

Yes. According to Plants4Pets, Apple is toxic to horses. Stems, leaves, seeds contain cyanide, particularly toxic in the process of wilting: brick red mucous membranes, dilated pupils, difficulty breathing, panting, shock. Toxic principles: Cyanogenic glycosides This entry has not been manually verified yet — treat it as guidance only.

Which pets are most at risk from Apple?

Our database flags Apple as toxic to: cats, dogs, horses.

What should I do if my pet eats Apple?

Remove remaining plant material, do not induce vomiting unless a vet instructs you to, and seek professional help immediately with the plant name ready.

Is Apple toxic to cats, dogs? (Malus sylvestrus)

Apple (Malus sylvestrus) is marked as potentially toxic to cats, dogs, horses in the Plants4Pets database. Keep this plant out of reach of curious pets and read the species-specific notes below.

Photos of Apple (Malus sylvestrus)

Apple (Malus sylvestrus) — plant photo, pet toxicity guide

Is Apple toxic to cats, dogs or horses?

Cat Toxic Not verified

Stems, leaves, seeds contain cyanide, particularly toxic in the process of wilting: brick red mucous membranes, dilated pupils, difficulty breathing, panting, shock. Toxic principles: Cyanogenic glycosides
Dog Toxic Not verified

Stems, leaves, seeds contain cyanide, particularly toxic in the process of wilting: brick red mucous membranes, dilated pupils, difficulty breathing, panting, shock. Toxic principles: Cyanogenic glycosides
Horse Toxic Not verified

Stems, leaves, seeds contain cyanide, particularly toxic in the process of wilting: brick red mucous membranes, dilated pupils, difficulty breathing, panting, shock. Toxic principles: Cyanogenic glycosides

Community confirmations show that other users find this rating helpful. They are not verified by our team.

Apple plant details and common names

Family: Rosaceae

Also known as: Includes crabapples

Safety advice if a pet eats Apple

Many popular houseplants and garden species can cause vomiting, drooling, skin irritation or more serious symptoms when chewed by cats, dogs or horses. The information on this page is for educational purposes and does not replace a veterinary consultation.

If your pet has eaten any part of Apple (Malus sylvestrus), note the amount ingested, watch for unusual behaviour and contact a veterinarian or pet poison helpline immediately.

Found outdated or incorrect data? Use the report form below or e-mail kontakt@plants4pets.pl with the plant name, species affected and your source — we review every submission.

FAQ: Apple and pet toxicity

Is Apple toxic to cats?: Yes. According to Plants4Pets, Apple is toxic to cats. Stems, leaves, seeds contain cyanide, particularly toxic in the process of wilting: brick red mucous membranes, dilated pupils, difficulty breathing, panting, shock. Toxic principles: Cyanogenic glycosides This entry has not been manually verified yet — treat it as guidance only.
Is Apple toxic to dogs?: Yes. According to Plants4Pets, Apple is toxic to dogs. Stems, leaves, seeds contain cyanide, particularly toxic in the process of wilting: brick red mucous membranes, dilated pupils, difficulty breathing, panting, shock. Toxic principles: Cyanogenic glycosides This entry has not been manually verified yet — treat it as guidance only.
Is Apple toxic to horses?: Yes. According to Plants4Pets, Apple is toxic to horses. Stems, leaves, seeds contain cyanide, particularly toxic in the process of wilting: brick red mucous membranes, dilated pupils, difficulty breathing, panting, shock. Toxic principles: Cyanogenic glycosides This entry has not been manually verified yet — treat it as guidance only.
Which pets are most at risk from Apple?: Our database flags Apple as toxic to: cats, dogs, horses.
What should I do if my pet eats Apple?: Remove remaining plant material, do not induce vomiting unless a vet instructs you to, and seek professional help immediately with the plant name ready.

Report an error or missing data

Help us keep this page accurate. You can report wrong toxicity ratings, missing plants, outdated photos or spelling mistakes.

Wrong toxicity for a cat, dog or horse
Missing or incorrect plant name
Better photo or source link
Additional veterinary or botanical reference

Include the plant name (Malus sylvestrus), affected pet species and, if possible, a link to your source. We usually respond within a few business days.