Tsuga mertensiana
mountain hemlock
T. mertensiana is a fairly slow-growing evergreen tree, broadly conical in habit, with blue-grey linear leaves aranged all round the brown shoots; pendulous cones are 5-8cm in length, with recurved scales
Size
Ultimate height
Higher than 12 metresTime to ultimate height
20–50 yearsUltimate spread
4–8 metresGrowing conditions
Moisture
Moist but well–drainedpH
Acid, Alkaline, NeutralColour & scent
| Stem | Flower | Foliage | Fruit | |
| Spring | Blue Grey Silver | |||
|---|---|---|---|---|
| Summer | Blue Grey Silver | |||
| Autumn | Blue Grey Silver | Brown | ||
| Winter | Blue Grey Silver |
Position
- Full sun
- Partial shade
Aspect
West–facing or East–facing or South–facing or North–facing
Exposure
Sheltered Hardiness
H7Botanical details
- Family
- Pinaceae
- Native to the UK
- No
- Foliage
- Evergreen
- Habit
- Columnar upright
- Genus
Tsuga are evergreen trees, broadly conical in habit, with a drooping leading shoot,linear leaves which are white beneath, and small ovoid cones
- Name status
Correct
- Plant range
- Western N America
How to grow
Cultivation
Grow in moist but well-drained soil in sun or partial shade. Good specimen tree
Propagation
Propagate by seed or semi-hardwood cutings
Suggested planting locations and garden types
- Architectural
- Low Maintenance
Pruning
No pruning required
Pests
Generally pest-free
Diseases
Generally disease-free
Get involved
The Royal Horticultural Society is the UK’s leading gardening charity. We aim to enrich everyone’s life through plants, and make the UK a greener and more beautiful place.