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APS
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Common Names of Plant Diseases
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DisplayTitle
Diseases of Hop (
Humulus lupulus
L.)
Page Content
Sarah Pethybridge and Walt Mahaffee, primary collators (last update 4/5/07)
BACTERIAL DISEASES
Bacterial blight
Pseudomonas cannabina
(ex Sutic & Dowson)
Gardan, Shafik, Belouin, Brosch, Grimont & Grimont
Bacterial disease
Corynebacterium
sp.
Crown gall
Agrobacterium tumefaciens
(Smith & Townsend) Conn
Xanthomonas leaf spot
Xanthomonas campestris
pv.
cannabis
Severin
FUNGAL DISEASES
Alternaria blight
Alternaria humuli
Simmons
Alternaria cone disorder
Alternaria alternata
(Fr.:Fr.) Keissl. =
Alternaria tenuis
Nees
Anthracnose
Glomerella cingulata
(Stoneman) Spauld. & H. Schrenk
Colletotrichum
sp.
Armillaria root rot (shoestring root rot)
Armillaria mellea
(Vahl:Fr.) P. Kumm.
Rhizomorpha subcorticalis
Pers. ex. Gray [anamorph]
Ascochyta leaf spot
Ascochyta humuli
Lasch Kabát & Bubák
=
A
.
humuliphila
Melnik
=
Phloeospora humuli
Westend.
Black root rot
Phytophthora citricola
Sawada
=
P. cactorum
(Lebert & Cohn) J. Schröt. var.
applanata
F. Chester
Canker
Fusarium sambucinum
Fuckel
Gibberella pulicaris
(Fr.:Fr.) Sacc.) [teleomorph]
Fusarium roseum
Link:Fr.
Fusarium oxysporum
Schltdl.:Fr.
Cercospora leaf spot
Cercospora cantuariensis
Salmon & Wormald
=
Mycocentrospora cantuariensis
(Salmon & Wormald) Deighton
Cone disorder
Ceriospora dubyi
Niessl.
Cone early maturity
Podosphaera macularis
(Wallr.:Fr.) U. Braun & S. Takamatsu
=
Sphaerotheca macularis
(Wallr.:Fr.) Lind
=
Sphaerotheca humuli
(DC.) Burrill
Cone tip blight
Fusarium sambucinum
Fuckel
Gibberella pulicaris
(Fr.:Fr.) Sacc. [teleomorph]
Fusarium avenaceum
(Fr.:Fr.) Sacc.
Fusarium crookwellense
L.W. Burgess et al.
Cylindrosporium leaf spot
Cylindrosporium humuli
Ellis & Everh.
Downy mildew
Pseudoperonospora humuli
(Miyabe & Takah.) G.W. Wils.
=
Peronoplasmopara humuli
Miyabe & Takah.
Gray mold
Botrytis cinerea
Pers.:Fr.
Botryotinia fuckeliana
(de Bary) Whetzel [teleomorph]
Mycosphaerella leaf spot and cone disorder
Mycosphaerella erysiphina
(Berk & Broome) Kirchn.
=
Sphaeria erysiphina
Berk. & Broome
=
Sphaerella erysiphina
Berk. & Broome
Phoma wilt
Phoma herbarum
Westend.
Phoma herbarum
f.
humuli
Phoma exigua
Desm.
var.
exigua
Diaporthe perexigua
Sacc. [teleomorph]
Phoma aliena
(Fr.) Aa & Boerema
Phyllosticta cone disorder
Phyllosticta bractearum
Sacc. & Speg.
Phyllosticta leaf spot
Phyllosticta deckdua
Ellis & Kellerm.
Phyllosticta humuli
var.
major
Ellis & Everh.
Phyllosticta humuli
Sacc. & Speg.
Phyllosticta lupulina
Bubák & Kabát
Powdery mildew
Podosphaera macularis
(Wallr.:Fr.) U. Braun & S. Takamatsu
=
Sphaerotheca macularis
(Wallr.:Fr.) Lind
=
Sphaerotheca humuli
(DC.) Burrill
Red crown rot
Phacidiopycnis
sp.
Rosellinia root rot (Dematophora root rot)
Rosellinia necatrix
Prill.
Dematophora necatrix
R. Hartig [anamorph]
Sclerotinia wilt
Sclerotinia sclerotiorum
(Lib.) de Bary
=
Whetzelinia sclerotiorum
(Lib.) Korf. & Dumont
Septoria leaf spot
Septoria humuli
Westend.
Septoria lupulina
Ellis & Kellerm.
Septoria humulina
Bondartsev
Septoria divergens
Bubák & Kabát
Synchytrium leaf spot
Synchytrium aureum
J. Schröt
Verticillium wilt
Verticillium albo-atrum
Reinke & Berthier
Verticillium dahliae
Kleb.
NEMATODES, PARASITIC
Cyst nematode
Heterodera humuli
Filipjev
Dagger nematode
Xiphinema diversicaudatum
(Micoletzky) Thorne
Root-knot nematode
Meloidogyne incognita
Chitwood
Stem and bulb nematode
Ditylenchus destructor
Thorne
Ditylenchus
sp.
Stunt nematode
Tylenchorhynchus dubius
Thorne
VIRAL AND VIROID DISEASES
American hop latent
American hop latent virus
(AHLV)
Apple fruit crinkle viroid
Apple fruit crinkle viroid
(AFCVd)
Bare bine
Arabis mosaic virus
(ArMV)
Hop chlorotic disease
Arabis mosaic virus
(ArMV)
Hop latent
Hop latent virus
(HpLV)
Hop latent viroid
Hop latent viroid
(HLVd)
Hop mosaic
Hop mosaic virus
(HpMV)
Hop stunt viroid
Hop stunt viroid
(HSVd)
Humulus japonicus
Humulus japonicus latent virus
(HJLV)
Nettlehead
Arabis mosaic virus
+ satellite nucleic acid (ArMV)
Ringspot
Apple mosaic virus
=
Prunus necrotic ringspot virus
(PNRSV)
Spidery hop
Arabis mosaic virus
(ArMV)
Split leaf blotch
Arabis mosaic virus
(ArMV)
MISCELLANEOUS DISEASES AND DISORDERS
Abiotic wilt
Residues of heptachlor and chlordane
Hop-drop
Macrosporium
spp.
Sooty mold
Cladosporium fumago
f.
humuli-lupuli
Fumago vagans
Cladosporium herbarum
Cladosporum
sp. (not pathogenic)
Stunt
Unknown
Tobacco necrosis virus
(TNV)
Petunia asteroid mosaic virus
= Tomato bushy stunt virus
- petunia strain (PeAMV)
Alfalfa mosaic virus
(AlMV)
Strawberry latent ringspotvirus
(SLRSV)
Unknown virus (H-246)
Cucumber mosaic virus
(CMV)
Tobacco mosaic virus
(TMV)
Healthy Plants • Healthy World
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