Purple Shamrock Care Guide
Oxalis triangularis · Oxalidaceae
A dramatic, bulb-grown plant with deep purple, butterfly-shaped leaves that open in light and close at night. Produces delicate pink or white flowers. Goes dormant seasonally — a common source of owner panic.
wb_twilightBright indirectbeginnerbulbfloweringcolourfulbeginnerdormant
water_drop
Every 7d
Watering
light_mode
medium
Light
science
Every 30d
Fertilizing
water
medium
Humidity
Essential care tips
- check_circleSeasonal dormancy is normal — reduce watering when leaves die back and wait 2–4 weeks.
- check_circleBright indirect light keeps the leaf colour deepest purple.
- check_circleWater when the top 3 cm of soil is dry.
- check_circleSafe for humans but mildly toxic to cats and dogs.
Common problems and fixes
warningAll leaves suddenly dyingexpand_more
Cause: Seasonal dormancy — a normal annual cycle, not death.
Fix: Reduce watering, leave bulbs in pot, resume regular watering in 4–6 weeks.
warningPale green instead of deep purpleexpand_more
Cause: Insufficient light.
Fix: Move to a brighter spot with more direct indirect light.
warningSpider mitesexpand_more
Cause: Dry, warm conditions.
Fix: Spray with water, increase humidity, apply neem oil solution.
Track your Purple Shamrock with PlantWatch
Snap a photo to identify and log it, get a custom AI care plan, and diagnose issues before they kill it. Free during beta.
Start for free — no credit card