Leafhopper Vectors
Leafhoppers are the only known vectors of X-disease phytoplasma.
Seven leafhoppers are known to
transmit X-disease phytoplasma:
Colladonus geminatus
Colladonus montanus reductus
Euscelidius variegatus
Fiebriella florii
Paraphlepsius irroratus
Scaphytopius acutus
The two most common leafhoppers in Washington are C. montanus reductus and C. geminatus.