Is it dangerous to bleed profusely in walnuts?
Yes and no. A healthy walnut tree can usually cope with temporarily bleeding profusely. However, you shouldn't underestimate intense flow.
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Please note: Excessive loss of sap can lead to serious damage to the fine piping system of the tree.
The time plays an important role:
at frost During or shortly after the pruning of the walnut tree, the sap freezes in the wounds. Then tissue tears and further damage are not far off.
In addition, the increased moisture provides optimal conditions for pests and fungi to spread.
That said, you should take care of your walnut to cut at the right time, namely when relatively little tree sap escapes:
- NOT after leaf fall (winter and spring)
- instead in late summer (August, September)
The conditions are ideal between mid-August and the end of September: the tree does not sprout and is not yet preparing for winter.
What to do if the walnut tree is bleeding profusely
If the pruning of the walnut tree cannot be prevented at another point in time (e.g. due to storm damage), you should let the tree bleed.
Do not try to stop the wound flow!
Ultimately, bleeding is a natural defense reaction of the walnut tree to keep its wounds clean.
Especially if the wounds aren't overly large, the tree won't have much of a problem with losing sap. Don't panic either if the bleeding continues for weeks. At some point it will stop again - usually without harm to your walnut tree.
Note: Gardeners used to burn bleeding tree wounds with a blowtorch. You are not allowed to do this under any circumstances (not even a Tree wax(€ 18.62 at Amazon *) use!). With methods like this, you're only doing more damage - by doing that Cambium with destroy, which nevertheless contributes to wound healing.
In short: your walnut tree doesn't need any help if it's bleeding. He heals himself.
