Purdue Landscape Report: Trees are incredible survivors in spite of the challenges from pests of all kinds, including us! They are vulnerable to injuries such as mechanical wounds from lawn equipment, ...

“Every wound a tree receives in its lifetime is recorded in the wood,” Alex Shigo said in his “New Tree Biology Dictionary” (Shigo and Trees, Associates, 1986). I would add: Wounds are also recorded ...

Trees can be expensive and are valuable plants we need to avoid injuring. Wounds are openings for decay organisms and trees expend energy for wound sealing, setting them up for other issues. During ...

“TREE Wounds and Diseases” is a popular account of the nature and treatment of the ailments and injuries to which trees are liable, and may serve as an introduction to more scientific treatises like ...

Homeowners may be seeing some lingering effects of last year’s 17-year cicada emergence in smaller branches of trees, but it’s nothing to worry about. “The trees will be fine in the long run, even if ...

I received an urgent call last week. A tractor had knocked a big chunk of bark off of an oak tree and the owner wanted to know what to do about the wound.This kind of incident is all too common, ...

We are in the season for shade and fruit tree pruning. Have you ever wondered what happens to a tree when it is wounded? Pruning is wounding. And while some pruning has already been done, March and ...

Q: I had some lower branches trimmed from my ponderosa pine in December. How long will it take for the sap to quit flowing? A: Sap flowing from a tree wound is part of its defense system . The sap ...

Wood decay leads to loss of tree vigor and vitality, resulting in decline, dieback, and structural failure. Wounds play an important part in this process since they are the primary point of entry for ...

IF YOU are a regular reader, you will know of my weird fascination with traditional horticultural practices that endure for decades despite being resoundingly debunked by science. In this article, ...

One thing that I would like to go over again before starting on another subject is planting depth. The reason I feel the need to mention this is because it's probably the single biggest mistake people ...