Leylandii hedge too tall
We have moved house and have inherited a leylandii hedge over 9 feet tall. It is completely dead inside. Can we cut it down a foot or two? if so when?
Certified GKH Gardening Expert
You can trim it up if you would like. It is best to do this in summer. Here is an article for more information: https://www.gardeningknowhow.com/ornamental/trees/leyland-cypress/pruning-leyland-cypress.htm