PET SAFETY ANSWER · CITED TO ASPCA
Is Spider Lily safe for dogs?
Why it's toxic
Toxic principles: lycorine and other related alkaloids
Clinical signs in dogs: vomiting, diarrhea, abdominal pain, excessive salivation, depression, tremors, ataxia, decreased appetite, and cardiac arrhythmias
Severity rating: severe
Source
Classification per the ASPCA Toxic and Non-Toxic Plants database entry for Spider Lily. Verified 2026-05-28. We update these answers when ASPCA changes the classification.