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Tree of the Month: Allee Lacebark Elm

The Arbor Age Tree of the Month for August is Allee Lacebark Elm. It is a medium to fast growing species, features yellowish to reddish-purple fall foliage, and grows well in most U.S. cities.

Allee @ Celebration(House) copyTrade Name: Allee Lacebark Elm

Botanical Name: Ulmus parvifolia ‘Emer II’

Plant Patent: #7552

Parentage: Species introduced into the United States

Family: Ulmaceae

Introduction: 1910

Hardiness Zone*: 5 to 8

Height: 75 feet

Spread: 40 to 50 feet

Growth Rate: Medium to fast

Form: Upright vase shape

Bloom Period: August – September

Flower: Small inconspicuous flowers

Fruit: Samara, 1/3 inch long

Spring Color: Mid-green

Summer Foliage: Rich green in summer

Autumn Foliage: Yellowish to reddish-purple late in the fall season

Winter Interest: Bark provides winter interest

Bark: Mottled gray, green, orange, and brown make the bark very unusual

Habitat: Grows well in most U.S. cities

Culture: Prefers rich, moist, well drained sandy soil, full sun

Pest Problems: None serious, resistant to DED

Storm Resistance: Excellent

Salt Tolerance: Excellent

Planting: Transplant bare root, B&B, or by container, suitable for use in CU-Structural Soil

Propagating: Softwood cuttings and grafting to seedling rootstock

Design Uses: Specimen for lawn, park, and residential uses

Companions: Use with evergreen groundcovers

Other Comments: Excellent tree for special locations, very tolerant of urban conditions

Available from: Most retail nurseries.


* For information about the USDA Hardiness Zone Map, visit: http://www.usna.usda.gov/Hardzone/index.html


These are the personal observations of the author, living in New England – Zone 6. Leonard Phillips can be reached via e-mail at lenphillips@on-line-seminars.com

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