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The three 50m trees in our backyard are probably slightly towards the saligna end of the spectrum as the branch forks are more open than the pronounced, upright V's of the blackbutts and the perminant bark just covers slightly more than a quarter of the main trunk. The rest of the smooth bark (an infra-red reflecting adaption to frequent fires) sheds annually.
Why the science lesson?:
Our backyard is covered in a substantial layer of bark.
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These photos were taken the day after we mowed - less than 24 hrs.
Off on holls down the coast - I'll take some photos for you so you know what you are missing out on.
Any way, Merry Xmas, and a 'appy new one.
Chat next year.
Cheers