Species: Ulmus americana

(ul'mus a-mer-i-kay'nah)

Ulmus americana

American Elm

Found on Course Walks

Map of plant locations

(Plant location data may be incomplete)

In Collection(s):

Recommended Urban Trees Collection
Tree Identification Guide

Cultivars

Much selection has been attempted for dutch elm disease resistant varieties of this long-prized native street/shade tree. Below are the best of the few resistant cultivars that have been yet discovered, however Elm Yellows is still a significant pest.

'Colonial Spirit', 'Independence', 'Jefferson', 'New Harmony', 'Prairie Expedition', 'Princeton', 'Valley Forge'

Ornamental Characteristics

Size: Tree > 30 feet

Height: 60' - 80' (30' - 50' spread)

Leaves: Deciduous

Shape: majestic, upright-spreading

Ornamental Other: withstands extreme cold

Environmental Characteristics

Light: Full sun

Hardy To Zone: 3a

Salt Tolerance: Tolerates salty soil

Environmental Other: withstands extreme cold

CU Structural Soil™: Yes

Moisture Tolerance: Occasionally saturated or very wet soil; Consistently moist, well-drained soil; Occasional periods of dry soil; Prolonged periods of dry soil
See graphic below

Insect Disease

susceptible to many pests, particularly dutch elm diseases, elm yellows, verticillium

Bare Root Transplanting

Easy

Other

easy to transplant; fast growth, native to Eastern and Mid-West N. America

Native Range Map

Moisture Tolerance Graphic

Please view this page on a tablet or larger screen for the moisture graph

Moisture Tolerance

Moisture graphic

Occasionally saturated or very wet soil

Consistently moist, well-drained soil

Occasional periods of dry soil

Prolonged periods of dry soil

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