ktrain
Moderator
Here is another item that is supposed to help with ambrosia beetles/ borers.
It doesn't seem 100%, and I believe you have to reapply after rains.
If they do happen to get your tree...I used this in full concentration with a syringe to shoot into the holes.
It did seem to work.
Click for original
It doesn't seem 100%, and I believe you have to reapply after rains.
If they do happen to get your tree...I used this in full concentration with a syringe to shoot into the holes.
It did seem to work.
Click for original