Exotic Pest Reporting
Hosta virus X (HVX)
Potexvirus Hosta Virus X
Hosta virus X (HVX) (Potexvirus Hosta Virus X) is a viral pathogen of Hosta. It was first detected in Ohio in 2004.
The classic visual symptom is blue or green markings on a light colored leaf. These markings usually follow the leaf veins and bleed out into surrounding tissue giving the plant a mottled appearance. Less common symptoms include dried, brown spots and twisted, deformed leaves The most obvious way for Hosta Virus X to spread is by sap from an infected plant being mechanically transferred to another plant.