Canadian Hemlock
Tsuga canadensisfam. Pinaceae
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Pl. 255D — Tsuga canadensis
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IOverview
Overview
Canadian Hemlock (Tsuga canadensis) is a native evergreen tree found in the northeastern United States and southeastern Canada, spanning states and provinces including Alabama, Connecticut, Georgia, Indiana, Kentucky, Maine, Maryland, Massachusetts, Michigan, Minnesota, New Brunswick, New Hampshire, New Jersey, New York, North Carolina, Nova Scotia, Ohio, Ontario, Pennsylvania, Prince Edward Island, Québec, Rhode Island, South Carolina, Tennessee, Vermont, Virginia, and West Virginia. This tree thrives in moist, well-drained soil with a pH between 4.2 and 5.7, making it suitable for gardens with slightly acidic to neutral conditions. Canadian Hemlock can grow up to 20 meters tall and is known for its ornamental value, with light green needles and a conical shape that adds a distinctive touch to any landscape. The tree is hardy in zones 4-7 and prefers partial sun to full shade. Its edible parts, including the inner bark and shoots, make it a valuable addition to gardens where it can be used as a condiment or in herbal teas. Canadian Hemlock has also been introduced to Germany, Great Britain, Norway, and Poland, where it continues to be appreciated for its beauty and utility. While it is not medicinal, caution should be exercised when handling the plant, as some parts may be toxic.
Quick answers
What is Canadian Hemlock?
Canadian Hemlock (Tsuga canadensis) is a native evergreen tree found in the northeastern United States and southeastern Canada, spanning states and provinces including Alabama, Connecticut, Georgia, Indiana, Kentucky, Maine, Maryland, Massachusetts, Michigan, Minnesota, New Bruns
Growingconditions · propagation · uses
VCultivation
Cultivation
Canadian Hemlock thrives in partial sun to full shade and prefers moist, well-drained soils with a pH between 4.2 and 5.7. It is hardy in zones 4-7 and can grow up to 20 meters tall. For propagation, use inner bark or shoots. Ensure the soil is light (sandy), medium, or heavy (clay) as it adapts well to various conditions. Regular moisture is essential for its health and growth.
Light
Full sun, Partial sun/shade, Full shade
Water
Moist
Soil
Light (sandy), Medium, Heavy (clay)
Hardiness
4-7
Habit
Tree
Mature size
20.0 m tall
Soil pH
4.2–5.7
For first-time growers
How to grow Canadian Hemlock for the first time
8steps
Start with planting a young Canadian Hemlock tree for a beginner-friendly project.
- 1
What you'll need
A young Canadian Hemlock sapling, well-draining soil, and a garden trowel.
- 2
Best time to plant
Plant in early spring or late fall when the weather is cooler.
- 3
Soil and container prep
Ensure the soil has a pH between 4.2–5.7, which can be tested with a home kit. Amend as needed.
- 4
Sowing or transplanting
Transplant young saplings directly into the garden bed, digging a hole slightly larger than the root ball.
- 5
First two weeks
Water regularly to keep the soil moist but not waterlogged. Avoid direct sunlight during this period.
- 6
Ongoing care
Provide partial shade and regular watering, especially in dry spells. Mulch around the base for moisture retention.
- 7
Harvest or pruning
Prune young branches to shape the tree and remove any dead or diseased parts.
- 8
Common mistakes
Overwatering, planting in full sun, using soil with an incorrect pH, and not providing enough shade.
VIEdible & utility
Edible & utility
Edible parts:Inner barkShoots
Edible uses: Condiment, Tea
Other uses:Weaving materialDyeHedgerowResinRustTanninLumberGround coverFragrance
Contextrange · companions · related
VIIDistribution
29 native · 4 introduced
Distribution
29 native · 4 introducedDistribution across2 continents· 29 native· 4 introduced
Europe4 regions
introduced (4)GermanyNorwayPolandUnited Kingdom
Asia1 region
native (1)Georgia
Broader regions
native:Alabama, Connecticut, Indiana, Kentucky, Maine, Maryland, Masachusettes, Massachusetts, Michigan, Minnesota, New Brunswick, New Hampshire, New Jersey, New York, North Carolina, Nova Scotia, Ohio, Ontario, Pennsylvania, Prince Edward I., Québec, Rhode I., South Carolina, Tennessee, Vermont, Virginia, West Virginia, Wisconsin
XSee also
8 related
See also
8 relatedPlants you might compare or use together — scored by shared family (Pinaceae), common use cases, and growing requirements.
same family · Pinaceae
Botanical relatives — often share phytochemistry + growing needs.
XI
Explore further
Companion planting
Compare with similar plants
Growing zone
Native to
XII
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