Data provided by the participants of the Consortium of California Herbaria

View additional distribution information on the Jepson eflora

Western Hemlock (Tsuga heterophylla) is a native tree that grows in Central and Northern California, primarily in the North Coast, the Klamath Mountain Range and North Coast Range regions. It is slow growing and long-lived. It grows in a cone-shaped form to a height of 170 feet, with active growth during the spring and summer. Leaves are medium green, and remain on the plant throughout the year. It tends to grow in moist places, at elevations from 0-2300 feet.

Plant type

Tree

Size

40 - 170 ft Tall

Form

Pyramidal

Growth rate

Slow

Flowering season

Spring

Sun

Deep Shade, Partial Shade

Water

Low, Moderate, High

Ease of care

Moderate

Soil description

Prefers loamy soils.

Propagation

For propagating by seed: 3 wks. to 3 mos. stratification. No.treatment may give satisfactory germination (USDA Forest Service 1974).

Sunset Zones

3, 4*, 5*, 6*, 7, 14, 15*, 16*, 17*

Site type

Moist places

Plant communities

Closed-cone Pine Forest, Mixed Evergreen Forest, North Coastal Coniferous Forest

Bats
Caterpillars
Butterflies

Butterflies and moths supported

56 confirmed and 10 likely

Confirmed Likely

Adelphagrotis stellaris

Agrochola pulchella

Common Gray

Anavitrinella pampinaria