List of Apple Diseases - Fungal Diseases

Fungal diseases
Alternaria blotch

Alternaria mali
= A. alternata apple pathotype
Alternaria rot Alternaria alternata
American brown rot Monilinia fructicola
Anthracnose canker and bull's-eye rot

Pezicula malicorticus
Cryptosporiopsis curvispora

Apple scab

Venturia inaequalis
Spilocaea pomi

Apple ring rot and canker Botryosphaeria berengeriana

= Physalospora
Armillaria root rot = shoestring root rot Armillaria mellea
Bitter rot

Glomerella cingulata
Colletotrichum gloeosporioides
Colletotrichum acutatum
Black pox Helminthosporium papulosum
Black root rot

Xylaria mali
Xylaria polymorpha
Black rot, frogeye leafspot and canker

Botryosphaeria obtusa
Sphaeropsis malorum

Blister canker = nailhead canker

Biscogniauxia marginata
= Nummularia discreta
Blue mold Penicillium spp.

Penicillium expansum
Brooks fruit spot

Mycosphaerella pomi
Cylindrosporium pomi

Brown rot blossom blight and spur infection

Monilinia laxa
Calyx-end rot Sclerotinia sclerotiorum
Clitocybe root rot

Armillaria tabescens
= Clitocybe tabescens
Diaporthe canker*

Diaporthe tanakae
Phomopsis tanakae

Diplodia canker

Botryosphaeria stevensii
= Physalospora malorum
Diplodia mutila

European brown rot

Monilinia fructigena
Monilia fructigena
Monilinia laxa
Fisheye rot

Butlerelfia eustacei
= Corticium centrifugum
Flyspeck

Schizothyrium pomi
Zygophiala jamaicensis

Fruit blotch, leaf spot and twig canker Phyllosticta solitaria
Glomerella leaf spot

Glomerella cingulata
Colletotrichum gloeosporioides

Gay mold rot = dry eye rot, blossom-end rot

Botrytis cinerea
Botryotinia fuckeliana

Leptosphaeria canker and fruit rot

Diapleella coniothyrium
= Leptosphaeria coniothyrium
Coniothyrium fuckelii

Leucostoma canker and dieback

Leucostoma cinctum
Cytospora cincta
Valsa auerswaldii
= Leucostoma auerswaldii
Cytospora personata

Marssonina blotch

Diplocarpon mali
Marssonina coronaria

Moldy core and core rot

Alternaria spp.
Cladosporium spp.
Coniothyrium sp.
Epicoccum spp.
Pleospora herbarum
Stemphylium spp.
Ulocladium spp.
Monilia leaf blight

Monilinia mali
Monilia sp.

Monochaetia twig canker

Seiridium unicorne
= Monochaetia mali
Lepteutypa cupressi

Mucor rot

Mucor spp.
Mucor piriformis
Nectria canker

Nectria galligena
Cylindrocarpon heteronemum

Nectria twig blight = coral spot

Nectria cinnabarina
Tubercularia vulgaris

Peniophora root canker Peniophora sacrata
Perennial canker

Neofabraea perennans
Cryptosporiopsis perennans

Phomopsis canker, fruit decay and rough bark

Phomopsis mali
Diaporthe perniciosa

Phymatotrichum root rot = cotton root rot

Phymatotrichopsis omnivora
= Phymatotrichum omnivorum
Phytophthora crown, collar and root rot = sprinkler rot

Phytophthora spp.
Phytophthora cactorum
Phytophthora cambivora
Phytophthora cryptogea
Phytophthora megasperma
Phytophthora syringae
Phytophthora fruit rot

Phytophthora cactorum
Phytophthora syringae
Pink mold rot

Trichothecium roseum
= Cephalothecium roseum
Powdery mildew Podosphaera leucotricha
Rosellinia root rot = Dematophora root rot

Rosellinia necatrix
Dematophora necatrix

Rusts
American hawthorne rust Gymnosporangium globosum
Cedar apple rust Gymnosporangium juniperi-virginianae
Japanese apple rust Gymnosporangium yamadae
Pacific Coast pear rust Gymnosporangium libocedri
Quince rust Gymnosporangium clavipes
...
Side rot Phialophora malorum
Silver leaf Chondrostereum purpureum
Sooty blotch complex

Peltaster fructicola
Geastrumia polystigmatis
Leptodontidium elatius
Gloeodes pomigena
Southern blight

Sclerotium rolfsii
Athelia rolfsii

Thread blight = Hypochnus leaf blight

Corticium stevensii
= Pellicularia koleroga
= Hypochnus ochroleucus
Valsa canker

Valsa ceratosperma
Cytospora sacculus

Violet root rot Helicobasidium mompa
White root rot

Scytinostroma galactinum
= Corticium galactinum
White rot

Botryosphaeria dothidea
Fusicoccum aesculi

X-spot = Nigrospora spot Nigrospora oryzae
Zonate leaf spot

Cristulariella moricola
Grovesinia pyramidalis

Read more about this topic:  List Of Apple Diseases

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