{"id":"asparagus-fern","common_names":["Asparagus Fern","Emerald Feather","Emerald Fern","Sprengeri Fern","Lace Fern","Plumosa Fern"],"scientific_name":"Asparagus densiflorus cv sprengeri","urls":{"plant":"https://verdapaw.com/plants/asparagus-fern","cats":"https://verdapaw.com/plants/asparagus-fern/cats","dogs":null,"data":"https://verdapaw.com/plants/asparagus-fern/data.json"},"toxicity":{"cat":{"severity":2,"grade":"S2 Irritant","verdict_sentence":"Asparagus fern is toxic to cats (S2 Irritant): the ASPCA lists repeated skin contact causing allergic dermatitis and berry ingestion causing vomiting, abdominal pain, or diarrhea — and despite the name, it isn't a true fern at all.","toxic_principles":[],"toxic_parts":["berries","foliage (repeated skin contact)"],"symptoms":[{"sign":"allergic dermatitis (repeated dermal exposure)","onset":"not specified in source"},{"sign":"vomiting (berry ingestion)","onset":"not specified in source"},{"sign":"abdominal pain (berry ingestion)","onset":"not specified in source"},{"sign":"diarrhea (berry ingestion)","onset":"not specified in source"}],"sources":[{"url":"https://www.aspca.org/pet-care/animal-poison-control/toxic-and-non-toxic-plants/asparagus-fern","name":"ASPCA","accessed_at":"2026-08-28"},{"url":"https://www.petpoisonhelpline.com/poison/asparagus-fern/","name":"PPH","accessed_at":"2026-08-28"}],"reviewed_by":"Zhe Li","reviewed_at":"2026-08-28"},"dog":null},"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/asparagus-fern, reviewed 2026-08-28"}