Recently, USDA-APHIS added 195 sections across Florida in Charlotte, Collier, Glades, Hendry, and Lee counties to the citrus black spot (CBS) quarantine list. Citrus black spot is a disease is caused by the fungal pathogen, Guignardia cirtricarpa (Anamorph: Phyllosticta citricarpa). Thriving in subtropical climates, it’s current distribution is fairly widespread with observations reported across several continents.
Hard spot…
