Euphorbia neriifolia cristata

Crested Pencil Cactus

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A unique crested succulent from the Euphorbia family featuring fan-shaped growth and toxic latex sap. Requires bright light for structural integrity.
yard Succulents plants wb_sunny Sun pets Not pet-safe
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Plant Details

Common Name Crested Pencil Cactus
Family Euphorbiaceae
Genus Euphorbia
Species Neriifolia
Variety cristata
Origin India
Blooming Rare indoors, small cyathia appear in summer if mature.
Leaf Color Green to grey-green stems
Sunlight Sun
Category Succulents plants
Pet Friendly close No
yard

Care & Maintenance

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Soil

Cactus mix with high perlite or pumice content for rapid drainage.

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Watering

Water only when soil is completely dry. Reduce significantly in winter dormancy. Avoid water on stems.

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Sunlight & Care

Requires full sun exposure to maintain crest shape; low light causes etiolation.

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Fertilization

Apply diluted succulent fertilizer monthly during spring and summer growth phase.

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Pruning

Prune with gloves due to toxic sap; remove malformed crests or dead tissue.

Pest Control Aphid Mealybug Scale Insect 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 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
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Growing Parameters

thermostat
Temperature
54° – 95°
Fahrenheit
Ideal ambient air temperature range for healthy growth
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Humidity
20% – 60%
% 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)
80 – 250
mmol/m²/s
Photosynthetically active radiation (PAR) intensity
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Soil Moisture
5% – 30%
% 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 neriifolia cristata? Select a symptom to diagnose and fix the issue.

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