Peach leaf curl is a disease that infects peaches, nectarines, almonds, and other Prunus species. It is caused by the fungus Taphrina deformans and occurs wherever peaches and nectarines are grown.
Peach and nectarines have been heavily impacted by leaf curl this year and even trees that were sprayed with a copper based spray at the end of winter seem to still be showing some...