Boone County Arboretum
9190 Camp Ernst Road
Union, Kentucky 41091
Phone: (859) 384-4999
Fax: (859) 384-6888

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Cultural Details for Tsuga canadensis

Common Name:
Canadian (Eastern) Hemlock

Growth Rate:
Medium, 25-50' in 15-30years

Average Mature Height:
40-70' known to grow 100' or more

Average Mature Width:

Flower Details:
Monoecious,staminate light yellow, pistillate pale green

Fruit Details:
Hanging cones are slender, stalked, ovoid 0.5-1" long, 0.25-0.5" broad, brown at maturity

Fall Color:

Bark Details:
Brown flaky and scaly on young trees, heavily and deeply furrowed on old trees.

Disease / Insect Problems or Resistance:
Drought injury in prolonged periods of dryness, may die. Leaf blight, cankers, spider mites and many more. Woolly adelgid is the most significant liability.

Native Habitat:

Other Features:
Not recommended for city conditions.An extremely graceful evergreen hedge, excellent in screenings and groupings, accent plant and foundation planting.

Culture and Care:
Transplants well, excellent for moist well drained acid soils, rocky bluffs and sandy soil. Tolerates shade buts does not tolerate wind and drought. Zones 3b-7.

This plant was blooming:

Plantings of this cultivar at Boone County Arboretum:
380, 390, 400

    The information on this page may have come from one or more of the following sources:
  • Dirr, Michael. Manual of Woody Landscape Plants. Stipes Publishing. 1998.
  • Hightshoe, Gary L. Native Trees, Shrubs, and Vines for Urban and Rural America. John Wiley & Sons. 1988.
  • North Carolina Extension Plant Fact Sheets.
  • University of Connecticut Plant Database.