Thuja arborvitae
Thuja arborvitae
Thuja occidentalis
tree☀️ full-sun🪴 moist-loam📏 medium🌡️ RHS H7
⚠️ Invasive
📋Quick Facts
Height
10.0-15.0m
Spread
4.0-6.0m
Care Level
😊 Easy
Great for beginners
Water
💧💧💧 Frequent watering
Every "3-4" days
Hardiness
Zone 2-7
About
Soft-needled evergreen used for hedging and garden structure.
Top tip
Thuja arborvitae makes soft, dense hedges; trim once or twice a year to maintain shape.
Also known as: Tuya / árbol de la vida, Thuja arborvitae, Tuia / árvore-da-vida, Levensboom (Thuja), Tuja / albero della vita, Thuya / arbre de vie, Thuja occidentalis, Żywotnik (tuja)
Pest Resilience
3/5 — Average
Bagworm and leaf miner can be issues; generally fairly robust.
Visual Characteristics
Flowers
Yes
Blooms in Spring
🌲
Cones
Produces cones
The thuja arborvitae year in your garden
Dispatching imaginary bots to check your garden out...
What to do now
How to Propagate
🌱Greenwood cuttings
Moderate🌱Greenwood cuttings
Moderate🪵Hardwood cuttings
Moderate🦋Wildlife & Garden Ecology
Pest Susceptibility
Pest resistantDisease resistant
Monitor for these pests and treat early if spotted
Hardiness Zones
H1a (tender)H7 (very hardy)
RHS H7
USDA 4–5 equivalent