QuestionsHow to growTrees and ShrubsTrainingcrataegus graft 0 Vote Up Vote Down diane alldridge asked 15 years ago Is it possible to graft Crataegus laevigata ‘Paul’s Scarlet’ on to the ordinary thorn yearlings found in the hedgerows? 1 Answers 0 Vote Up Vote Down Gerry Daly Staff answered 7 years ago Yes this is possible but it would usually be done as bud graft or chip-bud graft in August.