QuestionsHow to growTrees and ShrubsFeedingusing bark mulch 0 Vote Up Vote Down Pat Doody asked 14 years ago After cutting down hedge and turning it into woodchip I was just wondering is it a good idea to use this fresh wood chip, under a new Laurel hedge where the old hedge existed, for the purpose of weed control? 1 Answers 0 Vote Up Vote Down Gerry Daly Staff answered 7 years ago Shredded branches can be used as a mulch. It is not long-lasting but can help to eep down weeds for a year or two.