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Purple Shamrock

Oxalis triangularis

Oxalidaceae

Stunning plant with deep purple, triangular leaves that open and close with light changes.

Toxicity

Toxic to catsToxic
Toxic to dogsToxic
Toxic to humansSafe

Source: ASPCA Animal Poison Control Center. Always consult a veterinarian if your pet ingests any plant.

Care Guide

Care levelEasy
WateringMedium
Watering frequencyEvery 7–10 days
SunlightBright indirect

Pot Size

Recommended pot4″ – 8″
colorfulunique

Frequently Asked Questions

Is Purple Shamrock toxic to cats?

Yes, Purple Shamrock (Oxalis triangularis) is toxic to cats. If your cat ingests any part of this plant, contact your veterinarian or the ASPCA Animal Poison Control Center immediately.

Is Purple Shamrock toxic to dogs?

Yes, Purple Shamrock is toxic to dogs. Symptoms may include vomiting, drooling, or lethargy. Contact your vet immediately if your dog chews or eats this plant.

How often should I water Purple Shamrock?

Water Purple Shamrock every 7–10 days. Water when the top inch of soil feels dry to the touch.

How much light does Purple Shamrock need?

Purple Shamrock thrives in bright indirect light, such as near a window with filtered sunlight. It is forgiving and adapts to a range of light conditions.

What size pot does Purple Shamrock need?

Use a pot between 4″ and 8″ in diameter. When repotting, choose a pot only 1–2″ larger than the current one — too much space retains excess moisture and can lead to root rot.