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FROM THE BLOG
Rapid Decline of Post Oaks in Texas
I first became aware of this Decline of Post Oaks when visiting a Texas A&M AgriLife Extension booth at an annual trade show several years ago. I had been aware of how the severe drought in 2011 was continuing to plague our trees even more than a decade later, but had not heard of the Post Oak Decline. The incidence of Rapid Decline began in earnest after the severe drought of 2016. Since then I have experienced first hand the devastation this has caused to so many stately old trees. Since Post Oaks are highly resistant to Oak Wilt and are not susceptible to any major pathogens, we rarely saw [...]
Do Not Allow Grass to Grow Up to the Trunk of a Tree
There are several reasons why you should keep the grass back from the trunks of your trees. String-trimmer damage to tree trunks is not reversible. Period. The vascular system that is damaged does not repair itself or re-grow after it has been damaged. Trees may show varying amounts of stress from string-trimmer damage, and the wound is a perfect place for disease organisms to enter the tree. If grass has grown into the mulch ring around your tree, DO NOT USE HERBICIDE TO KILL IT! Herbicide drift to the trunk is common, and the damage is not reversible. Use a HOE [...]
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Tree Fest 2022
October 19, 2022 - October 23, 2022