species

Chamaecyparis lawsoniana

Lawson cypress

A scale drawing of Chamaecyparis lawsoniana, 20 m tall · 5 m across, beside a 1.7 m figure.

Scale drawing from this record, beside a 1.7 m figure.

Chamaecyparis lawsoniana belongs to the family Cupressaceae, also known as Lawson cypress, introduced to the UK. It reaches 20 m tall and 5 m across in about 10 years. It grows in full sun or part shade, on loam, clay or sand soil, where the ground is acid or neutral and in moist or well drained conditions, and suits average or exposed positions. It tolerates coastal exposure. It is evergreen. Its RHS hardiness rating is H6 (hardy, very cold winter): −20 to −15°C.

Assembled from the attributes recorded below.

What this plant needs

Size at maturity
20 m tall × 5 m across, after about 10 years
Hardiness
H6 (RHS)
Aspect
Full sun, Part shade
Soil
Loam, Clay, Sand
Acidity
Acid, Neutral
Moisture
Moist, Well drained
Exposure
Average, Exposed
Coastal
Tolerates salt wind
In the UK
Introduced

Evergreen — it holds its leaves through the winter.

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