Tree
Canada Hemlock
Tsuga canadensis
Features
Small, evergreen needles.
Culture
Full sun to shade; best in moist, well drained soils; prefers slightly acid soil.
Cultivars
Many exist, but most are dwarf forms, more like shrubs than trees.
Mature Height
40-60 Feet
Size
Medium
Large
Mature Form
Pyramidal with a slightly pendulous look
Native To:
United States
USDA Hardiness Zone
3 - 7
Soil Conditions
Moist, Well-Drained
Tolerance
Exposure/Light Requirements
Full Shade
Full Sun
Partial Sun/Shade
Uses
Massing
Screen
Specimen
Foliage Color
Green
Fall Foliage Color
Green
Pests and Problems
Environmental Damage
Fungal Disease
Insect Damage
Additional pests and problems that may affect this plant:
Wooly adelgid can be very serious. Other common, but less serious insects include scale, mites, leaf miners and gypsy moth. Diseases include cankers and needle rust.
Additional Notes
When grown in full sun, this tree requires a consistent supply of moisture as well as good drainage; intolerant of winds and drought.
Related Resources
Home, Yard & Garden Pest Guide
The Home, Yard & Garden Pest Guide (C1391) provides is written for homeowners and other residents and provides nonchemical and current chemical recommendations for controlling pests associated with trees, shrubs, turf, flowers, groundcovers, vegetables, fruit, and houses. In addition, you'll find detailed information about integrated pest management, pesticide safety, and pesticide application and calibration techniques. This publication may be purchased at your local University of Illinois Extension Unit office, or by calling 800-345-6087, or by placing an order online (search for "C1391").
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Illinois Commercial Landscape and Turfgrass Pest Management Handbook
The Illinois Commercial Landscape and Turfgrass Pest Management Handbook (ICLT) is written for professional applicators and provides nonchemical and current chemical recommendations as well as application timing information for all major pests of turf, woody ornamentals and herbaceous ornamentals. This publication may be purchased at your local University of Illinois Extension Unit office, or by calling 800-345-6087, or by placing an order online (search for "ICLT").
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U of IL - Distance Diagnosis through Digital Imaging
A free plant, weed, insect and disease identification service available through your local University of Illinois Extension office. Center Educators or State Specialists review & respond to information and digital images submitted by local Extension office personnel. Some samples may require further examination or culture work (nominal fee involved) at the U of IL Plant Clinic.
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U of IL - Plant Clinic
Services include plant and insect identification, diagnosis of disease, insect, weed and chemical injury (chemical injury on field crops only), nematode assays, and help with nutrient related problems, as well as recommendations involving these diagnoses. Microscopic examinations, laboratory culturing, virus assays, and nematode assays are some of the techniques used in the clinic.
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