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Korean arborvitae (Thuja koraiensis) Care Guide
Care guide for Korean arborvitae: light, watering, humidity, soil and temperature, based on the species' botanical profile.
📷 East Tennessee State University, John C. Warden Herbarium (ETSU-) · CC BY 4.0 · GBIF/iNaturalist
⚠️ Korean arborvitae is toxic to pets — see the toxicity page.
Care at a glance
LightPlenty of light; some direct sun is tolerated.
WaterWater roughly every 14 days, let the top 2-3 cm of soil dry out between waterings.
HumidityModerate to high humidity (40-70%).
TemperatureTemperate: 12-24 °C (54-75 °F).
SoilWell-draining mix, slightly acidic to neutral pH (4.5-6.5).
Growthslow growth. Mature height ~18.3 m (60.0 ft).
Origin
Native to: Korea, Manchuria.
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