Having cut back tree drench all around (10)

I believe the answer is:

retrenched

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'having cut back' is the definition.
I can't tell whether this definition defines the answer.

'tree drench all around' is the wordplay.
'all around' indicates an anagram.
'tree'+'drench'='treedrench'
'treedrench' is an anagram of 'RETRENCHED'.

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I've seen this clue in The Guardian.

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