Oxalis triangularis

Purple Shamrock

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Perennial herb with purple heart-shaped leaves that close at night or in low light. Delicate pink flowers appear in spring and summer.
yard Outdoor plants wb_sunny Half-shade pets Not pet-safe
info Pot sizes shown are estimations. Real dimensions may vary depending on the merchant.
Merchant Pot Size Availability Price
Amazon.com 3-4 in Out of Stock $14.95 Buy
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Plant Details

Common Name Purple Shamrock
Family Oxalidaceae
Genus Oxalis
Species Triangularis
Origin South America
Blooming Pink flowers in spring and summer indoors, often foliage dominant
Leaf Color Deep purple / Reddish-purple
Sunlight Half-shade
Category Outdoor plants
Pet Friendly close No
yard

Care & Maintenance

terrain
Soil

Well-draining mix with perlite or peat to prevent bulb rot and ensure aeration

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Watering

Keep soil moist during growth, allow top layer to dry. Reduce significantly during winter dormancy

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Sunlight & Care

Bright indirect light required for color retention; direct sun may scorch leaves

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Fertilization

Apply diluted liquid fertilizer every 2 weeks during active growing season only

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Pruning

Remove yellowed foliage and spent flowers; trim back fully if leaves die in winter

Pest Control Aphid Fungus Gnat Mealybug Spider Mite

These are the insects and pathogens that commonly interact with this plant, including pests, parasites, and organisms typically associated with its care.

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Seasonal Periods

local_florist Flowering Period 8 months
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
eco Leaf Persistence 12 months
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
thermostat

Growing Parameters

thermostat
Temperature
50° – 82°
Fahrenheit
Ideal ambient air temperature range for healthy growth
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Humidity
40% – 75%
% relative
Optimal relative air humidity the plant thrives in
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Light (LUX)
1000 – 6000
Lux
Ambient illuminance level at the plant's surface
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Light (PAR)
50 – 400
mmol/m²/s
Photosynthetically active radiation (PAR) intensity
water
Soil Moisture
30% – 65%
% volumetric
Water content in the growing medium
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Soil EC
300 – 1800
mS/cm
Electrical conductivity (nutrient concentration in soil water)

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