{"id":"lemon-tree","common_names":["Lemon Tree","Lemon","Meyer Lemon"],"scientific_name":"Citrus limon","urls":{"plant":"https://verdapaw.com/plants/lemon-tree","cats":"https://verdapaw.com/plants/lemon-tree/cats","dogs":"https://verdapaw.com/plants/lemon-tree/dogs","data":"https://verdapaw.com/plants/lemon-tree/data.json"},"toxicity":{"cat":{"severity":2,"grade":"S2 Irritant","verdict_sentence":"Lemon trees are an irritant to cats (S2 Irritant): the essential oils and psoralens in the peel, leaves, and stems can cause vomiting, diarrhea, depression, and possible dermatitis — the ASPCA notes the fruit itself is edible.","toxic_principles":["essential oils","psoralens"],"toxic_parts":["skins (peel) and plant material — leaves, stems","fruit flesh — edible (ASPCA)"],"symptoms":[{"sign":"vomiting","onset":"not specified in source"},{"sign":"diarrhea","onset":"not specified in source"},{"sign":"depression","onset":"not specified in source"},{"sign":"dermatitis (potential)","onset":"not specified in source"}],"sources":[{"url":"https://www.aspca.org/pet-care/animal-poison-control/toxic-and-non-toxic-plants/lemon","name":"ASPCA","accessed_at":"2026-09-19"}],"reviewed_by":"Zhe Li","reviewed_at":"2026-09-19"},"dog":{"severity":2,"grade":"S2 Irritant","verdict_sentence":"Lemon trees are an irritant to dogs (S2 Irritant): the essential oils and psoralens in the peel, leaves, and stems can cause vomiting, diarrhea, depression, and possible dermatitis — the ASPCA notes the fruit itself is edible.","toxic_principles":["essential oils","psoralens"],"toxic_parts":["skins (peel) and plant material — leaves, stems","fruit flesh — edible (ASPCA)"],"symptoms":[{"sign":"vomiting","onset":"not specified in source"},{"sign":"diarrhea","onset":"not specified in source"},{"sign":"depression","onset":"not specified in source"},{"sign":"dermatitis (potential)","onset":"not specified in source"}],"sources":[{"url":"https://www.aspca.org/pet-care/animal-poison-control/toxic-and-non-toxic-plants/lemon","name":"ASPCA","accessed_at":"2026-09-19"}],"reviewed_by":"Zhe Li","reviewed_at":"2026-09-19"}},"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/lemon-tree, reviewed 2026-09-19"}