QuestionsHow to growTrees and ShrubsTypes and Usesproblems with leylandi 0 Vote Up Vote Down john mchale asked 14 years ago i planted golden leylandi’s 5 years ago and they are approx 5 feet high now. this week they have gone a reddish colour and when you scrap the bark it is brown underneath which is a bad sign. are they dead ? 1 Answers 0 Vote Up Vote Down Gerry Daly Staff answered 7 years ago They are not completely frost proof and if red are probably dead.