{"id":"shamrock","common_names":["Shamrock","Shamrock Plant","Oxalis"],"scientific_name":"Oxalis spp.","urls":{"plant":"https://verdapaw.com/plants/shamrock","cats":"https://verdapaw.com/plants/shamrock/cats","dogs":"https://verdapaw.com/plants/shamrock/dogs","data":"https://verdapaw.com/plants/shamrock/data.json"},"toxicity":{"cat":{"severity":3,"grade":"S3 Toxic","verdict_sentence":"Shamrock (Oxalis) is toxic to cats (S3 Toxic): a small bite causes immediate mouth pain and stomach upset from its soluble calcium oxalates, and the ASPCA lists kidney failure as rare in dogs/cats, possible if significant amounts are eaten — Pet Poison Helpline adds that when large enough quantities are ingested, neurologic signs and kidney injury can follow.","toxic_principles":["soluble calcium oxalates"],"toxic_parts":["all parts (ASPCA: 'All parts of the plant have toxic potential')"],"symptoms":[{"sign":"immediate oral discomfort and pain","onset":"not specified in source"},{"sign":"GI upset and irritation","onset":"not specified in source"},{"sign":"salivation","onset":"not specified in source"},{"sign":"tremors","onset":"not specified in source"},{"sign":"neurologic signs (with large or grazing ingestions)","onset":"not specified in source"},{"sign":"excess thirst and urination (with large or grazing ingestions)","onset":"not specified in source"},{"sign":"kidney failure / kidney injury (rare in dogs and cats; if significant amounts are eaten)","onset":"not specified in source"}],"sources":[{"url":"https://www.aspca.org/pet-care/aspca-poison-control/toxic-and-non-toxic-plants/shamrock-plant","name":"ASPCA","accessed_at":"2026-09-28"},{"url":"https://www.aspca.org/pet-care/aspca-poison-control/toxic-and-non-toxic-plants/good-luck-plant","name":"ASPCA","accessed_at":"2026-09-28"},{"url":"https://www.petpoisonhelpline.com/poison/shamrock/","name":"PPH","accessed_at":"2026-09-28"}],"reviewed_by":"Zhe Li","reviewed_at":"2026-09-28"},"dog":{"severity":3,"grade":"S3 Toxic","verdict_sentence":"Shamrock (Oxalis) is toxic to dogs (S3 Toxic): a small bite causes immediate mouth pain and stomach upset from its soluble calcium oxalates, and the ASPCA lists kidney failure as rare in dogs/cats, possible if significant amounts are eaten — Pet Poison Helpline adds that when large enough quantities are ingested, neurologic signs and kidney injury can follow.","toxic_principles":["soluble calcium oxalates"],"toxic_parts":["all parts (ASPCA: 'All parts of the plant have toxic potential')"],"symptoms":[{"sign":"immediate oral discomfort and pain","onset":"not specified in source"},{"sign":"GI upset and irritation","onset":"not specified in source"},{"sign":"salivation","onset":"not specified in source"},{"sign":"tremors","onset":"not specified in source"},{"sign":"neurologic signs (with large or grazing ingestions)","onset":"not specified in source"},{"sign":"excess thirst and urination (with large or grazing ingestions)","onset":"not specified in source"},{"sign":"kidney failure / kidney injury (rare in dogs and cats; if significant amounts are eaten)","onset":"not specified in source"}],"sources":[{"url":"https://www.aspca.org/pet-care/aspca-poison-control/toxic-and-non-toxic-plants/shamrock-plant","name":"ASPCA","accessed_at":"2026-09-28"},{"url":"https://www.aspca.org/pet-care/aspca-poison-control/toxic-and-non-toxic-plants/good-luck-plant","name":"ASPCA","accessed_at":"2026-09-28"},{"url":"https://www.petpoisonhelpline.com/poison/shamrock/","name":"PPH","accessed_at":"2026-09-28"}],"reviewed_by":"Zhe Li","reviewed_at":"2026-09-28"}},"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/shamrock, reviewed 2026-09-28"}