{"id":"apple","common_names":["Apple"],"scientific_name":"Malus sylvestrus, as listed by the ASPCA","urls":{"plant":"https://verdapaw.com/plants/apple","cats":"https://verdapaw.com/plants/apple/cats","dogs":"https://verdapaw.com/plants/apple/dogs","data":"https://verdapaw.com/plants/apple/data.json"},"toxicity":{"cat":{"severity":3,"grade":"S3 Toxic","verdict_sentence":"Apple (Malus sylvestrus, as listed by the ASPCA) is toxic to cats (S3 Toxic): the ASPCA lists cyanogenic glycosides and says stems, leaves, and seeds contain cyanide, particularly toxic in the process of wilting, with brick red mucous membranes, dilated pupils, difficulty breathing, panting, and shock.","toxic_principles":["Cyanogenic glycosides"],"toxic_parts":["stems, leaves, seeds — contain cyanide, particularly toxic in the process of wilting"],"symptoms":[{"sign":"Stems, leaves, seeds contain cyanide, particularly toxic in the process of wilting: brick red mucous membranes, dilated pupils, difficulty breathing, panting, shock.","onset":"not specified in source"}],"sources":[{"url":"https://www.aspca.org/pet-care/aspca-poison-control/toxic-and-non-toxic-plants/apple","name":"ASPCA","accessed_at":"2026-11-01"}],"reviewed_by":"Zhe Li","reviewed_at":"2026-11-01"},"dog":{"severity":3,"grade":"S3 Toxic","verdict_sentence":"Apple (Malus sylvestrus, as listed by the ASPCA) is toxic to dogs (S3 Toxic): the ASPCA lists cyanogenic glycosides and says stems, leaves, and seeds contain cyanide, particularly toxic in the process of wilting, with brick red mucous membranes, dilated pupils, difficulty breathing, panting, and shock.","toxic_principles":["Cyanogenic glycosides"],"toxic_parts":["stems, leaves, seeds — contain cyanide, particularly toxic in the process of wilting"],"symptoms":[{"sign":"Stems, leaves, seeds contain cyanide, particularly toxic in the process of wilting: brick red mucous membranes, dilated pupils, difficulty breathing, panting, shock.","onset":"not specified in source"}],"sources":[{"url":"https://www.aspca.org/pet-care/aspca-poison-control/toxic-and-non-toxic-plants/apple","name":"ASPCA","accessed_at":"2026-11-01"}],"reviewed_by":"Zhe Li","reviewed_at":"2026-11-01"}},"license":{"name":"CC BY 4.0","url":"https://creativecommons.org/licenses/by/4.0/","terms":"Free to reuse with attribution to Verdapaw and a link to the plant page."},"cite_as":"Verdapaw Plant × Pet Safety Index, verdapaw.com/plants/apple, reviewed 2026-11-01"}