Castle Green Oak trees

Can I top and how to trim a “Castle Green Oak” tree?

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1 Comment To "Castle Green Oak trees"

#1 Comment By Alisma On 09/13/2016 @ 12:23 pm

It looks like this is a relatively new columnar oak variety. Here is more information about these trees:

https://www.gardeningknowhow.com/ornamental/trees/oak/columnar-oak-trees.htm ^[1]

Letting the tree grow in its natural shape is the best option, and topping is to be avoided. But, here is an alternative approach recommended by a university extension agent for someone who had a similar question:

https://ask.extension.org/questions/249500 ^[2]

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URLs in this post:

[1] https://www.gardeningknowhow.com/ornamental/trees/oak/columnar-oak-trees.htm: https://www.gardeningknowhow.com/ornamental/trees/oak/columnar-oak-trees.htm

[2] https://ask.extension.org/questions/249500: https://ask.extension.org/questions/249500

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