{"id":"boston-fern","common_names":["Boston Fern","Sword Fern"],"scientific_name":"Nephrolepis exaltata bostoniensis","urls":{"plant":"https://verdapaw.com/plants/boston-fern","cats":"https://verdapaw.com/plants/boston-fern/cats","dogs":"https://verdapaw.com/plants/boston-fern/dogs","data":"https://verdapaw.com/plants/boston-fern/data.json"},"toxicity":{"cat":{"severity":0,"grade":"S0 Safe","verdict_sentence":"Boston fern is non-toxic to cats (S0 Safe): the ASPCA lists Nephrolepis exaltata as safe for cats and dogs — a true fern with no toxin on record, unlike the asparagus 'fern' that mimics it.","toxic_principles":[],"toxic_parts":[],"symptoms":[],"sources":[{"url":"https://www.aspca.org/pet-care/animal-poison-control/toxic-and-non-toxic-plants/boston-fern","name":"ASPCA","accessed_at":"2026-08-28"}],"reviewed_by":"Zhe Li","reviewed_at":"2026-10-02"},"dog":{"severity":0,"grade":"S0 Safe","verdict_sentence":"Boston fern is non-toxic to dogs (S0 Safe): the ASPCA lists Nephrolepis exaltata as safe for dogs and cats — a true fern with no toxin on record. The asparagus 'fern' sold beside it is a different plant.","toxic_principles":[],"toxic_parts":[],"symptoms":[],"sources":[{"url":"https://www.aspca.org/pet-care/animal-poison-control/toxic-and-non-toxic-plants/boston-fern","name":"ASPCA","accessed_at":"2026-10-02"}],"reviewed_by":"Zhe Li","reviewed_at":"2026-10-02"}},"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/boston-fern, reviewed 2026-10-02"}