QuestionsHow to growTrees and ShrubsHedges and Shelter beltsLaurel Hedge 0 Vote Up Vote Down Brian Rochford asked 15 years ago I recently planted a laurel hedge as a screen. The plants are 3 – 4 ft high. Should I cut them back/down to promote growth at bottom. 1 Answers 0 Vote Up Vote Down Gerry Daly Staff answered 7 years ago Laurel will furnish its base as it grows, if all weeds are kept away.