Once leaves drop from trees, splitting, peeling, bleached or oozing bark may become more noticeable. The cause can range from normal bark development to environmental causes or disease. If tree bark ...

Visitors to my gardens often stop to ask about a tree with unusual form or foliage, but only rarely do they notice bark. That changes after autumn leaves fall. Mottled, peeling or colorful bark, ...

Sap is the 'blood' of a tree, helping to move nutrients from the roots to the limbs. Some sap is not unusual, but excessive ...

As Colorado experiences its signature whiplash weather, arborists are warning that stressed trees are more vulnerable to pests and diseases. Peel back the bark, and you may find a predator in your ...

DEAR NEIL: We have a red oak in our backyard. Bark started peeling in the fall, but it has become prevalent this spring. There are also tiny holes in the trunk like a woodpecker might cause, but we ...

It’s easy to understand why some refer to winter as “stick season.” Snow cover, gray skies, and cold temperatures could lead to agreement that there is nothing but sticks to look at in the garden. But ...