United Kingdom 
We have a 12ft conifer hedge that has been trimmed regularly but it has so many brown patches all over and is looking dead. Will it recover? and is it best not to trim it this year? Hedge in background of photo before it went brown.
7 May, 2012
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Sorry to say once a leylandii hedge goes brown there is nothing you can do to get it looking green again.
7 May, 2012