Discover undeniable proof of a lasting solution for Citrus Greening. This website educates homeowners with citrus trees about the cause, identification, and cure for Citrus Greening, a disease ravaging citrus trees worldwide and in your backyard. First identified in Florida in 2005, it’s now widespread across the state. Your citrus tree may already be infected without visible symptoms, as the disease can remain hidden for up to two years. Below are images highlighting key signs of Citrus Greening.