Thuja occidentalis

Northern White Cedar / Arborvitae

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Hardy evergreen conifer with scale-like foliage and a pyramidal shape. Popular for hedges and landscaping. Native to North America.
yard Outdoor 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 3-4 in In Stock $39.97 Buy
Merchant Pot Size Availability Price
Amazon.com 9-10 in In Stock $52.99 Buy
Merchant Pot Size Availability Price
Amazon.com 11-12 in In Stock $65.99 Buy
info

Plant Details

Common Name Northern White Cedar / Arborvitae
Family Cupressaceae
Genus Thuja
Species Occidentalis
Origin Eastern North America
Blooming Produces small cones in late summer
Leaf Color Green to yellow-green, bronze in winter
Sunlight Half-shade / Sun
Category Outdoor plants
Pet Friendly close No
yard

Care & Maintenance

terrain
Soil

Well-drained loamy soil, tolerates clay but hates waterlogging.

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Watering

Moderate watering, drought tolerant once established. Avoid root rot.

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Sunlight & Care

Prefers full sun for dense growth and color retention.

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Fertilization

Apply balanced fertilizer in early spring before new growth starts.

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Pruning

Prune in late spring to maintain shape; avoid cutting into old wood.

Pest Control Aphid Bagworm 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 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
-22° – 95°
Fahrenheit
Ideal ambient air temperature range for healthy growth
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Humidity
20% – 80%
% relative
Optimal relative air humidity the plant thrives in
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Light (LUX)
2000 – 40000
Lux
Ambient illuminance level at the plant's surface
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Light (PAR)
500 – 3000
mmol/m²/s
Photosynthetically active radiation (PAR) intensity
water
Soil Moisture
20% – 60%
% 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 Thuja occidentalis? Select a symptom to diagnose and fix the issue.

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