Western Hemlock-spruce - Tsuga heterophylla

Alternative names
Western Hemlock and as Alaskan Pine.
Description

Tsuga heterophylla is a vigorous large evergreen tree to 30 metres or more, conical in habit, with elegantly spreading branches bearing short, flattened, dark green needles striped white beneath. Ovoid cones are 2.5 cm in length.

Similar Species

Tsuga canadensis (Eastern Hemlock-spruce) may be present in parks and plantations

Identification difficulty
ID checklist (your specimen should have all of these features)

Leaves with short, green, appressed petiole and two broad white stripes on underside; cones very small (<3cm). (Eastern Hemlock has narrower white stripes and leaves are twisted to show line of white underside along top of shoot)

Recording advice

Photograph of shoot (inc. underside) and cones

Habitat

Woodlands, parks and gardens.

When to see it

All year round.

Life History

Evergreen.

UK Status

Widespread and fairly frequent in Britain.

VC55 Status

Locally frequent in Leicestershire and Rutland. It was not recorded in the 1979 Flora survey of Leicestershire.

Leicestershire & Rutland Map

MAP KEY:

Yellow squares = NBN records (all known data)
Coloured circles = NatureSpot records: 2025+ | 2020-2024 | pre-2020

UK Map

Species profile

Common names
Western Hemlock-spruce, Western Hemlock
Species group:
Trees, Shrubs & Climbers
Kingdom:
Plantae
Order:
Pinales
Family:
Pinaceae
Records on NatureSpot:
6
First record:
30/04/2016 (Nicholls, David)
Last record:
13/01/2026 (Smith, Peter)

Total records by month

% of records within its species group

10km squares with records

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