Euphorbia lathyrus

Cyclops Eye Spurge

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Temperate herbaceous plant with distinctive green leaves featuring red centers and small cyathia flowers in spring. Toxic milky sap requires care.
yard Outdoor plants wb_sunny Half-shade / Sun pets Not pet-safe
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Plant Details

Common Name Cyclops Eye Spurge
Family Euphorbiaceae
Genus Euphorbia
Species Lathyrus
Origin Southern Europe
Blooming Spring to early summer, cyathia flowers in leaf axils
Leaf Color Green with red center spots
Sunlight Half-shade / Sun
Category Outdoor plants
Pet Friendly close No
yard

Care & Maintenance

terrain
Soil

Well-draining sandy loam or gritty mix, tolerates poor soil conditions

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Watering

Moderate watering during active growth, drought tolerant once established, reduce in winter dormancy

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Sunlight & Care

Prefers full sun for best coloration, tolerates partial shade but may become leggy

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Fertilization

Low nutrient requirements, light feeding at planting or early spring only

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Pruning

Cut back after flowering to maintain shape, wear gloves due to irritating sap

Pest Control Aphid Spider Mite Thrip

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 3 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
41° – 86°
Fahrenheit
Ideal ambient air temperature range for healthy growth
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Humidity
40% – 70%
% relative
Optimal relative air humidity the plant thrives in
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Light (LUX)
2000 – 30000
Lux
Ambient illuminance level at the plant's surface
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Light (PAR)
1000 – 2500
mmol/m²/s
Photosynthetically active radiation (PAR) intensity
water
Soil Moisture
20% – 50%
% 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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Common Problems

Something wrong with your Euphorbia lathyrus? Select a symptom to diagnose and fix the issue.

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