![Scientists Brett Ennis and Richard Volz in an apple orchard.](http://static.sciencelearn.org.nz/images/images/000/002/043/full/Scientists-discuss-new-apple-variety20160929-23919-vovk78.jpg?1674167441)
Scientists Brett Ennis and Richard Volz, discuss a new apple variety in Plant & Food Research’s Hawke’s Bay orchard. Once breeders have developed the desired traits in a new apple cultivar, they use vegetative propagation methods to reproduce the plants.