Euphorbia marginata

Snow on the Mountain

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Annual herbaceous plant featuring distinctive white bracts resembling snow on green mountains during late summer. Native to North American plains.
yard Outdoor plants wb_sunny Half-shade / Sun pets Not pet-safe
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Plant Details

Common Name Snow on the Mountain
Family Euphorbiaceae
Genus Euphorbia
Species Marginata
Origin USA
Blooming White bracts in late summer/fall, small greenish-yellow flowers
Leaf Color Green with white/cream margins
Sunlight Half-shade / Sun
Category Outdoor plants
Pet Friendly close No
yard

Care & Maintenance

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Soil

Well-draining sandy loam or cactus mix to prevent root rot

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Watering

Drought tolerant once established; water moderately, allow soil to dry between sessions

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Sunlight & Care

Requires full sun exposure for maximum bract coloration; tolerates light shade in extreme heat

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Fertilization

Apply balanced fertilizer at planting only; avoid excess nitrogen

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Pruning

Deadhead spent blooms; wear gloves due to toxic milky sap irritation

Pest Control Aphid Leafhopper 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 4 months
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
eco Leaf Persistence 8 months
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
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Growing Parameters

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Temperature
41° – 82°
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)
3000 – 40000
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
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Soil Moisture
15% – 50%
% volumetric
Water content in the growing medium
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Soil EC
300 – 1500
mS/cm
Electrical conductivity (nutrient concentration in soil water)
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Common Problems

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

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