Tsuga mertensiana
- Families: Pinaceae Abietoideae
- English name: Mountain hemlock
- Plant ID : 10891
- Author : (August Gustav Heinrich von Bongard (1786-1839)) Élie-Abel Carrière (1818-1896)
- Zone : California
- Biological type : tree
- Adult size (h x w) : 131,23f x 16,40f
- Sun exposure : part sun
- Evergreen : evergreen
- Growth : fast
- Hardiness : 14°F
- Leaf color : bright green
- Flower color : dark green
- Formerly of wild origin : no
- Native : no
- In danger : no
- Edible : no
- FrostResistance >-5°C : yes
- FrostResistance >-8°C : yes