{"id":"azalea","common_names":["Azalea","Rhododendron","Rosebay"],"scientific_name":"Rhododendron spp.","urls":{"plant":"https://verdapaw.com/plants/azalea","cats":"https://verdapaw.com/plants/azalea/cats","dogs":"https://verdapaw.com/plants/azalea/dogs","data":"https://verdapaw.com/plants/azalea/data.json"},"toxicity":{"cat":{"severity":4,"grade":"S4 Emergency","verdict_sentence":"Azaleas and rhododendrons are life-threatening to cats (S4 Emergency): the grayanotoxins in every part of the plant can cause vomiting, weakness, low blood pressure, coma, cardiovascular collapse, and death, and the ASPCA warns that eating only a few leaves can cause serious problems.","toxic_principles":["grayanotoxins"],"toxic_parts":["all parts (leaves and flowers named by Pet Poison Helpline)"],"symptoms":[{"sign":"vomiting","onset":"typically within a few hours of ingestion (ASPCA)"},{"sign":"diarrhea","onset":"typically within a few hours of ingestion (ASPCA)"},{"sign":"hypersalivation (drooling)","onset":"typically within a few hours of ingestion (ASPCA)"},{"sign":"weakness","onset":"typically within a few hours of ingestion (ASPCA)"},{"sign":"loss of coordination, stupor, leg paralysis","onset":"typically within a few hours of ingestion (ASPCA)"},{"sign":"hypotension (low blood pressure); weak or irregular heart rate","onset":"typically within a few hours of ingestion (ASPCA)"},{"sign":"CNS depression; seizures","onset":"typically within a few hours of ingestion (ASPCA)"},{"sign":"coma","onset":"typically within a few hours of ingestion (ASPCA)"},{"sign":"cardiac failure / cardiovascular collapse; death is possible","onset":"typically within a few hours of ingestion (ASPCA)"}],"sources":[{"url":"https://www.aspca.org/pet-care/animal-poison-control/toxic-and-non-toxic-plants/azalea","name":"ASPCA","accessed_at":"2026-09-20"},{"url":"https://www.aspca.org/pet-care/animal-poison-control/toxic-and-non-toxic-plants/rhododendron","name":"ASPCA","accessed_at":"2026-09-20"},{"url":"https://www.petpoisonhelpline.com/poison/azalea/","name":"PPH","accessed_at":"2026-09-20"},{"url":"https://www.petpoisonhelpline.com/poison/rhododendron/","name":"PPH","accessed_at":"2026-09-20"}],"reviewed_by":"Zhe Li","reviewed_at":"2026-09-20"},"dog":{"severity":4,"grade":"S4 Emergency","verdict_sentence":"Azaleas and rhododendrons are life-threatening to dogs (S4 Emergency): the grayanotoxins in every part of the plant can cause vomiting, weakness, low blood pressure, coma, cardiovascular collapse, and death, and the ASPCA warns that eating only a few leaves can cause serious problems.","toxic_principles":["grayanotoxins"],"toxic_parts":["all parts (leaves and flowers named by Pet Poison Helpline)"],"symptoms":[{"sign":"vomiting","onset":"typically within a few hours of ingestion (ASPCA)"},{"sign":"diarrhea","onset":"typically within a few hours of ingestion (ASPCA)"},{"sign":"hypersalivation (drooling)","onset":"typically within a few hours of ingestion (ASPCA)"},{"sign":"weakness","onset":"typically within a few hours of ingestion (ASPCA)"},{"sign":"loss of coordination, stupor, leg paralysis","onset":"typically within a few hours of ingestion (ASPCA)"},{"sign":"hypotension (low blood pressure); weak or irregular heart rate","onset":"typically within a few hours of ingestion (ASPCA)"},{"sign":"CNS depression; seizures","onset":"typically within a few hours of ingestion (ASPCA)"},{"sign":"coma","onset":"typically within a few hours of ingestion (ASPCA)"},{"sign":"cardiac failure / cardiovascular collapse; death is possible","onset":"typically within a few hours of ingestion (ASPCA)"}],"sources":[{"url":"https://www.aspca.org/pet-care/animal-poison-control/toxic-and-non-toxic-plants/azalea","name":"ASPCA","accessed_at":"2026-09-20"},{"url":"https://www.aspca.org/pet-care/animal-poison-control/toxic-and-non-toxic-plants/rhododendron","name":"ASPCA","accessed_at":"2026-09-20"},{"url":"https://www.petpoisonhelpline.com/poison/azalea/","name":"PPH","accessed_at":"2026-09-20"},{"url":"https://www.petpoisonhelpline.com/poison/rhododendron/","name":"PPH","accessed_at":"2026-09-20"}],"reviewed_by":"Zhe Li","reviewed_at":"2026-09-20"}},"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/azalea, reviewed 2026-09-20"}