Want to add a tree to your landscape? Follow this checklist of tree planting tips and learn to care for trees from the roots ...

MADISON, Wis. - The Wisconsin Department of Natural Resources is asking the public to check needle-bearing trees for signs of a harmful disease and report their findings to the department.

Spring has sprung and gardeners are digging in. Got questions as you carry on? Get answers from Ask an Expert, an online question-and-answer tool from Oregon State University’s Extension Service. OSU ...

This is a preview. Log in through your library . Abstract The stability of shallowly rooted trees can be strongly influenced by the symmetry of the 'structural' system of woody roots. Root systems of ...

Tree roots may seem like a really boring subject, I know. However, trees are the anchors and framework of our landscape. They provide shade, breeze, spring flowers, fall colors, homes for creatures ...

Add year-round privacy to your yard with a fast-growing evergreen that thrives in cool climates, needs little upkeep, and ...

Within conifers, active abscission of complete penultimate branch systems is not common and has been described mainly from juveniles. Here I present evidence for the abscission of penultimate branch ...

Female (left) and male spruce cones at the Arnold Arboretum. It's a more common sight to see separate male and female cones like this. (Courtesy William "Ned" Friedman) Every spring the conifer trees ...