2005 J.E. Adaskaveg (Hyphoderma Gummosis)

Etiology, Epidemiology, and Management of Hyphoderma Gummosis

Hyphoderma gummosis, caused by the Basidiomycota fungus Hyphoderma sambuci, was first observed in Tulare County in 2000. In surveys done in collaboration with farm advisors Ben Faber and Neil O’Connell, the disease was subsequently found in numerous lemon orchards in Ventura, Tulare, as well as Riverside and San Luis Obispo Counties.