Myrtillocactus geometrizans

Blue Cactus

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A striking succulent cactus native to Mexico, featuring cylindrical blue-grey stems and edible dark blue fruits. Ideal for bright indoor spots or arid gardens.
yard Succulents plants wb_sunny Half-shade / Sun 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 1-2 in In Stock $6.99 Buy
Merchant Pot Size Availability Price
Amazon.com 3-4 in Out of Stock $21.99 Buy
Amazon.com 3-4 in In Stock $39.83 Buy
Merchant Pot Size Availability Price
Amazon.com 7-8 in Out of Stock $85.00 Buy
info

Plant Details

Common Name Blue Cactus
Family Cactaceae
Genus Myrtillocactus
Species Geometrizans
Origin Mexico
Blooming Foliage plant with occasional white flowers and blue fruits in summer
Leaf Color Blue-grey to glaucescent green
Sunlight Half-shade / Sun
Category Succulents plants
Pet Friendly close No
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Care & Maintenance

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Soil

Cactus mix with high mineral content (pumice, perlite) for maximum drainage

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Watering

Allow soil to dry completely between waterings. Reduce significantly during winter dormancy to prevent rot

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Sunlight & Care

Requires full sun exposure to maintain blue coloration; tolerate partial shade in extreme heat

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Fertilization

Apply diluted cactus fertilizer monthly only during active growth (Spring/Summer)

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Pruning

Remove dead spines or damaged graft unions; avoid heavy pruning

Pest Control Mealybug Scale 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
agriculture Harvesting Period 2 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° – 100°
Fahrenheit
Ideal ambient air temperature range for healthy growth
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Humidity
20% – 70%
% relative
Optimal relative air humidity the plant thrives in
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Light (LUX)
3000 – 60000
Lux
Ambient illuminance level at the plant's surface
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Light (PAR)
100 – 2500
mmol/m²/s
Photosynthetically active radiation (PAR) intensity
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Soil Moisture
5% – 45%
% 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 Myrtillocactus geometrizans? Select a symptom to diagnose and fix the issue.

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