Insects and pests

  • All resources in insects and pests 228
  • Environmental factors and damage 117
  • Fertilization and soil management 4
  • General information 3
  • Plant health care 139
  • Tree diseases 122
  • Tree management and consulting 18

Conifer care

Canada, Great Britain, Ireland, United States

Conifers are commonly planted in North America to provide year-round screening, as windbreaks, or as focal trees in t…

Cottony camellia scale

Canada, Great Britain, Ireland, United States

Cottony camellia scale (Pulvinaria floccifera) (CCS), also known as cottony taxus scale, is a soft scale pes…

Crabapple diseases and pests

Canada, United States

Most crabapples are hardy in areas all along the eastern seaboard. In general, they are subject to the same diseases …

The crape myrtle bark scale (CMBS, Acanthococcus lagerstroemiae) is an exotic pest that causes damage to cra…

Cynipid gall wasps on oak

Canada, Great Britain, Ireland, United States

Galls are formed when an external agent, such as an insect or fungi, causes plant tissue to swell. Galls can occur on…

The main goal for any good deer management program is to reduce feeding damage to valuable plants. Bartlett repellent p…

One method for discouraging deer browsing is to plant trees, shrubs and garden plants that deer don’t like to e…

Often when a tree or shrub is ailing, the cause isn’t obvious. There’s a fair amount of investigative work an arborist o…

It is possible that the salt could cause the problem. We would like to stop at your residence and check the trees....

Arborvitaes do not attract stink bugs. If there are insects on the trees we would be happy to visit the property to...