Grapevine Trunk Diseases

View a list of grapevine trunk fungal diseases that we've found in California and Oregon

Grapevine trunk diseases in California and Oregon

Eutypa, Phaeoacremonium (=Togninia), and Botryosphaeria dieback are the most commonly found problems that we have observed from samples sent to the OSU Plant Clinic. The following represents a list of grapevine trunk fungal diseases found in California and Oregon. Those marked * are found in both states.

Armillaria root rot
  • Armillaria mellea*
Black Foot Disease
  • Cylindrocarpon destructans*
  • C. liriodendri (sex. Neonectria liriodendri)*
  • C. macrodidyum (Neonectria macrodidyum)
  • C. obtusisporum*
  • Cylindrocarpon sp.(Neonectria sp.)*
Botryosphaeria Dieback
  • Botryosphaeria dothidea*
  • B. quercuum*
  • B. stevensii*
  • B. rhodina
  • B. obtuse
  • Diplodia seriata*
  • Diplodia mutila*
Esca, Young Esca and Petri disease
  • Togninia (asexual Phaeoacremonium)*
  • T. minima (asexual P. aleophilum)*
  • T. fraxinopennsylvanica (asexual P. mortoniae)*
  • T. viticola (asexual P. viticola)*
  • T. californica (asexual  P. californica)
  • T. davisiana (asexual P. davisiana)
  • T. parasiticum (asexual P. parasiticum)
  • T. rubrigenum (asexual P. rubrigenum)
  • T. angustus (asexual P. angustus)
  • Phaeomoniella chlamydospora*
Eutypa Dieback
  • Eutypa lata var. lata*
  • E. leptoplaca
Other trunk diseases
  • Cadophora luteo-olivacea*
  • Cryptovalsa ampelina
  • Diatrypella sp.
  • Diatrype sp.
  • Diatrype whitmanensis*
  • Diaporthe viticola*
  • Eutypella sp.
  • Pleurostomophora richardsiae*

More resources

  • Grapevine Trunk Diseases: What do We Know of Them in Oregon?    Part one  Part Two