QuestionsHow to growTrees and ShrubsPlantingleylandii 0 Vote Up Vote Down tom d asked 14 years ago when is the best time or is there any, when planting potted leylandii that are about 2 ft tall? would June be ok? 1 Answers 0 Vote Up Vote Down Gerry Daly Staff answered 7 years ago Leyland cypress can be planted from pots at any time as long they are watered adequately, and autumn would be better.