DLC Arbor Services LLC Blog

The Stump from Hell

The Ailanthus altissima is misnamed the ‘Tree of Heaven’. Instead, its name should be the “Tree from Hell”. Some people call it a Chinese sumac since it was imported from China to Europe the 1700s. The Ailanthus is tough and tolerant to pollution. It was brought to Philadelphia in the late 1700s. Ailanthus tree trimming and removal jobs are more difficult because the tree’s limbs…

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My Favorite Trees in Denver – Western Catalpa

SCIENTIFIC NAME: Catalpa FAMILY: Bignoniaceae The Western Catalpa is part of the Bignoniaceae family which is known for its showy flowers. Being from the South, I remember walking in a Washington Park on a nice early summer day about 25 years ago and noticing large trees covered in white flowers. I had never seen trees of that size covered with so many flowers. They were…

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Emerald Ash Borer in Colorado

Gardening By Susan Clotfelter The Denver Post Posted:   10/12/2013 12:01:00 AM MDT | Updated:   2 months ago   Emerald ash borer larvae live in the nutrient-supplying layers of ash trees, creating trademark serpentine tunnels and killing the trees within three to five years. (Christopher Asaro, Virginia Department of Forestry, Bugwood.org) Related Stories Nov 12: Emerald ash borer puts Colorado tree experts on alert…

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