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Severity scale:

Periwinkles are native to Europe and Northern Africa.  They are trailing vines and ground cover with attractive flowers in blue or purple, making them popular for potted plants, ground cover for planting beds or wooded areas, and much more. However, even the slightest ingestion of this plant can make your pet deathly ill, so vet care is needed right away!

Other names: 
Vinca spp., Dumbcane, Common periwinkle, Old maid, Running myrtle, Blue periwinkle, Greater periwinkle
Toxic to: 
Dogs and Cats
Anorexia, anemia, incoordination, muscle tremors, low blood pressure, seizures, death
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