News that myrtle rust is now in the Manawatu and the top of the South Island is disappointing, but not a surprise given the rapid escalation of the disease across the country over the past month. MPI are reporting more than 550 myrtle rust sites and 40 new detections are being reported each week.
http://mpi.govt.nz/news-and-resources/media-releases/new-approach-to-manage-myrtle-rust/