White cedar

Tree·Thuja occidentalis

Perennial

Full sun

Sun

Medium

Water

Not recorded

Drainage

Zones 2–7

Hardiness

White cedar (Thuja occidentalis) is a tree. It grows best in full sun and has moderate water needs.

Through the year

Growing

Works well with

from wiki data

No companions recorded.

WHAT IT NEEDS

Wants full sun

Needs moderate water

Needs moist to wet, well-drained soil

Prefers soil pH 6–8

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Prefers loam, sand, clay soil

Struggles in compacted soil

Adds a moderate amount of organic matter to the soil

Partners with mycorrhizal fungi to boost nutrient uptake

WHAT IT GIVES

Gives shade (moderate to dense)

Gives wind shelter (high)

Gives habitat (shelter and nesting sites for birds and small mammals)

Gives leaf litter (moderate)

Shelters birds

Shelters mammals

HOW IT GROWS

SIZE & SPACING

Sub-canopy tree

Height1200–1500 cm

Spacing300 cm (min 150 cm)

Root depthMedium

Width300–450 cm

Width figures are rough estimates, the most variable measurement in our data.

AI estimate · accuracy improves as growers contribute corrections.

HOW TO PROPAGATE

Propagate by seed, cuttings

Difficulty

Establishes in about 3 yr

Self-seeds a little on its own

Where this comes from

Parsed4 Oct 2026

ConfidenceNot recorded

Plan with perma