Diseases of Pea
(Pisum sativum L.)

D. J. Hagedorn, primary collator; updated by J. M. Kraft (last update 12/18/00)

BACTERIAL DISEASES

Bacterial blight

Pseudomonas syringae pv. pisi (Sackett 1916) Young, Dye & Wilkie 1978

Brown spot

Pseudomonas syringae subsp. syringae van Hall 1902

Alternaria blight

Alternaria alternata (Fr.:Fr.) Keissl.

Anthracnose

Colletotrichum gloeosporioides (Penz.) Penz. & Sacc. in Penz.

= C. pisi Pat.

    Glomerella cingulata (Stoneman) Spauld. & H. Schrenk

    [teleomorph]

Aphanomyces root rot

Aphanomyces euteiches Drechs. f. sp. pisi W.F. Pfender & D. J. Hagedorn

Ascochyta blight

Mycosphaerella pinodes (Berk. & A. Bloxam) Vestergr.

    Ascochyta pinodes L.K. Jones [anamorph]

Ascochyta foot rot and black stem

Phoma pinodella (L.K. Jones) Morgan-Jones & K.B. Burch

= Ascochyta pinodella L.K. Jones

Ascochyta leaf and pod spot

Ascochyta pisi Lib.

Black leaf

Fusicladium pisicola Linford

Cercospora leaf spot

Cercospora pisa-sativae J. A. Stevenson

Cladosporium blight

Cladosporium cladosporioides (Fresen.) G. A. De Vries
    f. sp. pisicola (W.C. Snyder) G. A. De Vries

= C. pisicola W.C. Snyder

Damping off, seed rot

Pythium spp.

Downy mildew

Peronospora viciae (Berk.) Casp.

Fusarium root rot

Fusarium solani (Mart.) Sacc. f. sp. pisi (F.R. Jones) W.C. Snyder & H.N. Hans.

Gray mold

Botrytis cinerea Pers.:Fr.

    Botryotinia fuckeliana (de Bary) Whetzel [teleomorph]

Near wilt

Fusarium oxysporum Schlecht. f. sp. pisi (J.C. Hall) W.C. Snyder & H.N. Hans. race 2

Powdery mildew

Erysiphe pisi DC.

    Oidium sp. [anamorph]

Pythium root rot and root tip necrosis

Pythium spp.

Rhizoctonia seedling rot

Rhizoctonia solani Kühn (AG-4)

    Thanatephorus cucumeris (A. B. Frank) Donk
    [teleomorph]

Rust

Uromyces fabae (Grev.) Fuckel

Sclerotinia rot = white mold

Sclerotinia sclerotiorum (Lib.) de Bary

Septoria blotch

Septoria pisi Westend.

Thielaviopsis root rot – black root rot

Thielaviopsis basicola (Berk & Broome) Ferraris

    Chalara elegans Nag Raj & Kendrick [synanamorph]

Wilt

Fusarium oxysporum Schlecht. f. sp. pisi (van Hall) W.C. Snyder & H.N. Hans.

    Race 1

Snyder and Hansen-1932

    Race 5

Haglund and Kraft-1970

    Race 6

Haglund and Kraft-1979

Cyst nematode

Heterodera goettingiana Liebscher

Lesion nematode

Pratylenchus spp.

Root-knot nematode

Meloidogyne incognita (Kofold & White) Chitwood

Cucumber mosaic virus

genus Cucumovirus, Cucumber mosaic virus (CMV)

Pea early browning virus

genus Tobravirus, Pea early browning virus (PEBV)

Pea enation mosaic

genus Enamovirus, Pea enation mosaic virus (PEMV)

Pea leaf roll

genus Luteovirus, Bean leaf roll virus (BLRV)

Pea mosaic

genus Potyvirus, Bean yellow mosaic virus (BYMV)

genus Comovirus, Pea mild mosaic virus (PmiMV)

Pea seedborne mosaic

genus Potyvirus, Pea seed-borne mosaic virus (PSbMV)

Pea streak

genus Alfamovirus, Alfalfa mosaic virus (AMV)

    Western pea streak virus

genus Carlavirus, Pea streak virus (PeSV) (= Wisconsin pea

    streak virus)

Pea stunt

genus Carlavirus, Red clover vein mosaic virus (RCVMV)

Freezing injury

Freezing temperatures

Hollow heart

Premature seed maturation and senescence

Marsh spot

Manganese deficiency

Purple blight

Manganese toxicity

Water congestion

High soil moisture, warm temperatures