Plant safety record
Purple Shamrock
Oxalis triangularis
Purple Shamrock, Oxalis triangularis, is toxic to cats and dogs within the ASPCA Oxalis spp. evidence scope.

Cats
TOXIC
Purple Shamrock is classified as toxic within this exact governed scope.
Dogs
TOXIC
Purple Shamrock is classified as toxic within this exact governed scope.
Quick answer
Keep pets away from Purple Shamrock and contact a veterinarian after a meaningful ingestion or concerning symptoms.
Plant identity
Governed scientific identity: Oxalis triangularis
Also called: False Shamrock, Purple Oxalis, Purple Shamrock Plant
Oxalis triangularis is the governed species within ASPCA's Oxalis spp. scope; generic Shamrock, Good Luck Plant, and Sorrel are not governed aliases.
What non-toxic means
ASPCA states that Oxalis plant material has toxic potential; serious effects are generally limited to large ingestions.
If your pet chewed it
Remove access and seek veterinary guidance for symptoms or a substantial ingestion.
Prevention and placement
Keep bulbs, leaves, and dropped material out of pet reach.
Evidence scope
Do not apply this conclusion to unrelated plants called shamrock.
Evidence and sources
- ASPCA — Purple ShamrockClassification for the governed identity or scope.
- Wikimedia Commons — OxalisTriangularis.jpgImage source, creator, license, and representation provenance.
