Environmental factors and damage

  • All resources in environmental factors and damage 168
  • Fertilization and soil management 17
  • General information 19
  • Insects and pests 117
  • Plant health care 126
  • Tree diseases 117
  • Tree management and consulting 26

Drought and landscape plants

Canada, United States

Moisture deficiency is the most common stress encountered in the landscape. Usually, this is a temporary condition an…

White pine (Pinus strobus) is a native forest species with many cultural problems that arise because it is not genera…

Emerging pests of Arbutus

Canada, Great Britain, Ireland, United States

Strawberry trees, or ornamental varieties in the genus Arbutus (A. unedo and Arbutus x ‘Marin…

Factors of oak decline

Canada, Great Britain, Ireland, United States

Observations of declining oak species across large geographic regions are increasing. The convergence of multiple str…

Wildfires (also known as forest or brush fires) are both naturally and accidentally occurring fires that can pose a s…

Flowering dogwood disorders

Canada, United States

Flowering dogwood (Cornus florida) thrives in areas with morning sun and afternoon shade, and well-drained, slightly …

Gas injury

Canada, United States

Gases in the soil have been damaging trees and shrubs along streets ever since the first illuminated gas transmission li…

When there's a construction project, trees are often in the vicinity and are likely to be impacted by the construction. …