Measures can be taken to break root connections between live oaks or dense groups of red oaks to reduce or stop root transmission of the oak wilt fungus.
Stop oak wilt.
The most common technique is to sever roots.
Avoid pruning oak trees between early february and late june.
Oak wilt fungus transmission through root spread between adjoining trees accounts for most of the tree loss in oak wilt centers.
The most common technique is to sever roots by trenching at least 4 ft deep with trenching machines rock saws or ripper bars.
They ll be able to recommend an appropriate course of action for the size species and location of the tree as well as the exact layout of your yard.
Prevention of oak wilt.
Stopping spread through roots measures can be taken to break root connections between live oaks or dense groups of red oaks to reduce or stop root transmission of the oak wilt fungus.
They stop oak wilt spread by identifying future spore producing red oaks which trees to protect from wounding which trees not threatened by root graft infection then respond same day to tree health changes.
We can all take steps to reduce the chance of starting a new oak wilt center.
A trench see photo should be established at least 100 feet from the last symptomatic tree.
Root spread can be stopped by creating a buffer zone between the oak wilt center and healthy trees.