Quote:
Originally Posted by Skid Row Joe
Any ideas on getting rid of the suckers without removing the tree? That is, any ideas where the suckers won't return? Or is there such a method?
I understand that Live Oak trees go dormant every 100 years, then renew growth for another 100 years and so on. I heard this as hearsay, but looking at some of the massive-sized oaks nearer the gulf coast, I can believe it.
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Sorry, no ideas that I know of.

I would hazard a guess though that the healthier the tree, the less trunk suckers. When you see lots of those, it is usually when the canopy is dying back, or the tree is diseased or otherwise stressed. Not sure about the ones originating from the roots. Different conditions may initiate growth.
We don't have live oaks up here, so I don't really know anything about them. Our oaks - red, black, white, burr, etc. don't have a dormant period other than winter. There isn't a cyclical 100yr dormancy that I'm aware of. Our rate of growth is likely slower as well compared to the south. Our fastest growing oak up here is the red oak, averages about 1.5'-2' per year.