Cabling and bracing can help with certain structural problems in otherwise healthy trees, such as weak or V-shaped branch unions, two trunks of similar size growing tightly together and long, heavy limbs that put extra strain on where they attach. They’re meant to add supplemental support, not to fix every problem a tree may have.
Knowing which problems these systems are suited for can help you understand whether your tree may be a candidate.
Weak Branch Unions
Some trees grow two or more main stems of similar size that meet in a narrow V. Bark can get trapped between the stems as they grow, creating a weaker connection than a well-formed branch union.
These unions may split under heavy loads such as wind or ice. Cabling generally adds flexible support that can help limit how much the stems move apart. Bracing generally adds more rigid support and may be considered in some situations involving weak unions or existing cracks.
Long or Heavy Limbs
Large limbs that extend far from the trunk, with a lot of weight near their tips, can put stress on where they attach. Support systems may help share that load with other parts of the tree.
Pruning to reduce weight at the ends of those limbs is often considered alongside or instead of support.
Problems Support Usually Can’t Solve
Cabling and bracing aren’t suited for every issue. Trees with widespread decay, large cavities, major root damage or a trunk that is failing may not be good candidates.
Trees that are declining in health may also be poor candidates, since the underlying problem continues even with support. In those cases, other options such as removal may be discussed.
Support systems also don’t make a tree failure-proof. They can reduce stress on a weak area but can’t remove all risk, and they usually need periodic inspection.
Timing can matter as well. A weak union caught early, before cracks form, may be a better candidate for support than one that has already started to split.
Getting the Right Assessment
Deciding whether a tree is a good candidate requires looking at the whole tree: its health, structure, the specific weak point and what’s nearby.
A tree inspection can help identify structural concerns in the first place. If support looks like a reasonable option, cabling and bracing services can be planned around that tree’s needs.
Support systems should only be installed by trained crews. Homeowners shouldn’t attempt to install hardware in a tree, since incorrect installation can damage the tree or create new weak points.
Keep people away from any branch or stem that has visibly cracked until it has been looked at.
Noticed a V-shaped split or a heavy limb on a tree near your Joplin home? Having it looked at can help you find out whether support, pruning or another option makes sense.
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