{"id":"catnip","common_names":["Catnip","Catmint","Catswort"],"scientific_name":"Nepeta cataria","urls":{"plant":"https://verdapaw.com/plants/catnip","cats":"https://verdapaw.com/plants/catnip/cats","dogs":null,"data":"https://verdapaw.com/plants/catnip/data.json"},"toxicity":{"cat":{"severity":1,"grade":"S1 Caution","verdict_sentence":"Catnip is mildly toxic to cats (S1 Caution): the ASPCA notes that while many cats love it, nepetalactone can cause vomiting and diarrhea, and it leaves some cats sedated and others stimulated — an upset stomach at worst, not a poisoning.","toxic_principles":["nepetalactone"],"toxic_parts":[],"symptoms":[{"sign":"vomiting","onset":"not specified in source"},{"sign":"diarrhea","onset":"not specified in source"},{"sign":"sedation in some cats","onset":"not specified in source"},{"sign":"stimulation in some cats","onset":"not specified in source"}],"sources":[{"url":"https://www.aspca.org/pet-care/aspca-poison-control/toxic-and-non-toxic-plants/catnip","name":"ASPCA","accessed_at":"2026-09-09"}],"reviewed_by":"Zhe Li","reviewed_at":"2026-09-09"},"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/catnip, reviewed 2026-09-09"}