Quick answer: Mountain hemlock (Tsuga mertensiana) is native to 1 state. What's commonly sold under this name is the true wild species. It's typically live plant, verified 15 Sep 2026.
Photo: Walter Siegmund (talk), Wikimedia Commons (CC BY-SA 3.0)
Where it's native
Listed in the directory as native to these states. Click a state for its full native-plant guide.
Growing conditions
From the Lady Bird Johnson Wildflower Center Native Plant Database.
| Sun | Sun, Part Shade, Shade |
|---|---|
| Water | Moist |
| Soil | Cool, moist soils |
| Bloom | Jun-Jul |
| Height | Up to 150 ft, typically 20-60 ft |
| Wildlife value | Cover/nesting/seeds for birds, foliage for mountain goats and browsers |
Buying it
Sold true to the wild species as of the last check (15 Sep 2026), via Amazon.
Sold as: Live plant via Amazon · listing verified 15 Sep 2026
See where to buy →Quick answers about Mountain hemlock
Where is Mountain hemlock native?
Mountain hemlock (Tsuga mertensiana) is native to Alaska. Check your state's page in this directory for the full list of plants native where you live.
When does Mountain hemlock bloom?
Mountain hemlock blooms Jun-Jul. Exact timing shifts a few weeks with latitude and elevation.
What growing conditions does Mountain hemlock need?
Light: Sun, Part Shade, Shade. Water: Moist. Soil: Cool, moist soils. Mature height: Up to 150 ft, typically 20-60 ft.
Is Mountain hemlock good for pollinators and wildlife?
Yes. Wildlife value: Cover/nesting/seeds for birds, foliage for mountain goats and browsers.
Is Mountain hemlock deer-resistant or drought-tolerant?
Mountain hemlock is tolerates shade.
Where can I buy real Mountain hemlock seed or plants?
We found a listing sold as live plant that names the true species, last checked 15 Sep 2026. Look for the scientific name Tsuga mertensiana on any listing.
Similar native plants
Native plants that share growing conditions or range with Mountain hemlock.
- Red huckleberry Vaccinium parvifolium
- Sitka spruce Picea sitchensis
- Pacific yew Taxus brevifolia
- Water birch Betula occidentalis
- Salmonberry Rubus spectabilis
- Engelmann spruce Picea engelmannii
Also listed under
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