Technical reports

  • All 320
  • Environmental factors and damage 50
  • Fertilization and soil management 34
  • General information 106
  • Insects and pests 82
  • Plant health care 91
  • Tree diseases 81
  • Tree management and consulting 15

During building construction, the grade of the land frequently is altered to form a more level site. Grade changes ma…

Prop systems

Canada, Great Britain, Ireland, United States

Props are rigid structures anchored in the ground that support tree branches or trunks from below. Props are used under …

Get an overview of the full i-Tree® suite, including Eco, Canopy, Design, and more. Learn how each tool helps measur…

Discover how i-Tree® Canopy uses aerial imagery and statistical sampling to measure land cover and estimate environm…

This resource explains how i-Tree® Eco analyzes individual trees or entire populations to quantify benefits like car…

Queen palm (Syagrus romanzoffiana) is widely planted in Arizona landscapes where a lush, tropical effect is …

The red imported fire ant (Solenopsis invicta) was accidentally introduced into the United States from Brazi…

Red maple (Acer rubrum) is a medium-sized shade tree that grows in most landscapes. During the summer it has…

Eastern redbud (Cercis canadensis) is one of the most subtly attractive, small native trees found in the lan…

Relative tolerance of tree species to construction damage

Canada, Great Britain, Ireland, United States

Each tree species, and each unique individual, will respond to the stress and strain of construction activities in di…