General tree information

  • All resources in general tree information 250
  • Environmental factors and damage 19
  • Fertilization and soil management 53
  • General information 250
  • Insects and pests 3
  • Plant health care 61
  • Tree diseases 9
  • Tree management and consulting 5

In warmer climates, citrus are planted as fruit trees, but can also be used as ornamental trees or shrubs. They have …

Coast Live Oak

One of the most common and widespread trees throughout coastal California. Native to California from Mendocino County...

Coast Redwood

An iconic tree of coastal California, redwoods are native to a thin coastal band from Oregon south through the Big Sur...

Common Ash

One of the most commonest trees in Britain. Readily distinguished by its light grey bark (smooth in younger trees,...

Common Lime

Common lime (Tilia x europaea) is a deciduous broadleaf tree, native to the UK and parts of Europe. A hybrid of the...

Common Walnut

This deciduous tree has bark which changes from green brown when young to pale and fissured when mature. Walnut was...

Cork Oak

Cork oak is native to SW Europe and NW Africa, and is widely grown in Spain and Portugal for cork production. Cork oak...

Crab Apple

Crabapples ( Malus, spp.) are a versatile and popular small tree for urban and suburban landscapes. More than 400...

Crabapple

All apples, including crabapples, are believed to have originated in the mountains of Kazakhstan, and were brought...

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 …