Crassula rupestris Tom Thumb

Necklace Plant, Tom Thumb Crassula

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Compact trailing succulent with cylindrical leaves resembling a pearl necklace. Drought-tolerant, requires bright light and well-draining soil.
yard Indoor plants wb_sunny 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
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Plant Details

Common Name Necklace Plant, Tom Thumb Crassula
Family Crassulaceae
Genus Crassula
Species Rupestris
Variety Tom Thumb
Origin South Africa
Blooming Small pink star-shaped flowers in summer, rare indoors
Leaf Color Green to red-tipped
Sunlight Sun
Category Indoor plants
Pet Friendly close No
yard

Care & Maintenance

terrain
Soil

Cactus mix with perlite or pumice for excellent drainage

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Watering

Allow soil to dry completely between waterings; reduce significantly in winter dormancy

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Sunlight & Care

Requires bright indirect to direct sunlight; leaves may red in high light, scorching possible if sudden exposure

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Fertilization

Apply balanced liquid fertilizer diluted at half-strength every 2 months during growing season (Spring-Summer)

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Pruning

Pinch off dead foliage or trim trailing stems to maintain shape

Pest Control Fungus Gnat Mealybug Scale Insect

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
20% – 60%
% relative
Optimal relative air humidity the plant thrives in
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Light (LUX)
1500 – 25000
Lux
Ambient illuminance level at the plant's surface
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Light (PAR)
1800 – 3500
mmol/m²/s
Photosynthetically active radiation (PAR) intensity
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Soil Moisture
10% – 40%
% 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 Crassula rupestris Tom Thumb? Select a symptom to diagnose and fix the issue.

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