# List of apricot diseases

This article is a list of diseases of apricots (Prunus armeniaca).

## Bacterial diseases

Bacterial diseases :
| Bacterial canker and blast | Pseudomonas syringae pv. syringae |
| Bacterial spot | Xanthomonas pruni = X. arboricola pv. pruni = X. campestris pv. pruni |
| Crown gall | Agrobacterium tumefaciens |

## Fungal diseases

Fungal diseases :
| Alternaria spot and fruit rot | Alternaria alternata |
| Armillaria crown and root rot (shoestring crown and root rot) | Armillaria mellea Rhizomorpha subcorticalis [anamorph] |
| Brown rot blossom and twig blight and fruit rot | Monilinia fructicola Monilinia laxa |
| Ceratocystis canker | Ceratocystis fimbriata |
| Cytospora canker | Cytospora leucostoma Leucostoma persoonii [teleomorph] |
| Dematophora root rot | Rosellinia necatrix Dematophora necatrix [anamorph] |
| Eutypa dieback | Eutypa lata Cytosporina spp. [anamorph] |
| Green fruit rot | Botrytis cinerea Botrytis cinerea [teleomorph] Sclerotinia sclerotiorum |
| Leaf spot | Phyllosticta circumscissa |
| Phytophthora crown and root rot | Phytophthora cactorum Phytophthora cambivora Phytophthora cinnamomi Phytophthora citricola Phytophthora dreschsleri Phytophthora megasperma Phytophthora syringae |
| Phytophthora pruning wound canker | Phytophthora syringae |
| Powdery mildew | Podosphaera clandestina Oidium sp. [anamorph] Sphaerotheca pannosa [anamorph] |
| Replant problems | Fungi and others (see under Miscellaneous Disorders) |
| Rhizopus fruit rot | Rhizopus arrhizus Rhizopus circinans Rhizopus stolonifer |
| Ripe fruit rot | Aspergillus niger Cladosporium spp. Mucor spp. Penicillium expansum Penicillium italicum |
| Scab | Cladosporium carpophilum Venturia carpophila [teleomorph] |
| Shot hole | Wilsonomyces carpophilus = Stigmina carpophila |
| Silver leaf | Chondrostereum purpureum |
| Verticillium wilt | Verticillium dahliae |
| Wood rots (pathogenicity has not been proven for these fungi) | Cerrena unicolor Coprinus spp. Coriolopsis gallica Daedaleopsis confragosa Dendrophora albobadia Dendrophora erumpens Fomes fomentarius Fomitopsis cajanderi Fomitopsis pinicola Fomitopsis rosea Ganoderma applanatum Ganoderma lucidum Gloeophyllum sepiarium Gloeophyllum trabeum Gloeoporus dichrous Grandinia granulosa = Hyphodontia aspera Heterobasidion annosum (unconfirmed) Hyphodermella corrugata Inonotus dryophilus Irpex lacteus Laetiporus sulphureus Oxyporus corticola Oxyporus latemarginatus Oxyporus populinus Perenniporia fraxinophila Perenniporia medulla-panis Phellinus ferreus Phellinus ferruginosus Phellinus gilvus Phellinus igniarius Phellinus pomaceus Pholiota spp. Pholiota varius Pycnoporus cinnabarinus Schizophyllum commune Stereum spp. Trametes elegans Trametes hirsuta Trametes versicolor |

## Nematodes, parasitic

Nematodes, parasitic :
| Dagger | Xiphinema americanum Xiphinema rivesi |
| Lesion | Pratylenchus vulnus |
| Ring | Criconemella xenoplax |
| Root-knot | Meloidogyne arenaria Meloidogyne incognita Meloidogyne javanica |

## Viral diseases

includes uncharacterized graft-transmissible pathogens [GTP]
Viral diseases :
| Bare twig and unfruitfulness | genus Nepovirus, Strawberry latent ringspot virus genus Tobamovirus, Cucumber green mottle mosaic virus |
| Line pattern & Necrotic ring spot | genus Ilarvirus, Prunus necrotic ringspot virus (PNRSV) |
| Peach mosaic | genus Trichovirus, Cherry mottle leaf virus (CMLV) |
| Plum pox (= Sharka) | genus Potyvirus, Plum pox virus (PPV) |
| Prunus stem pitting | genus Nepovirus, Tomato ringspot virus (ToRSV) |
| Pseudopox | genus Trichovirus, Apple chlorotic leaf spot virus (ACLSV) |
| Viral gummosis | genus Ilarvirus, Prune dwarf virus (PDV) |

## Graft-transmissible pathogens [GTP]

* Graft-transmissible pathogens [GTP]
* Asteroid spot (= Peach asteroid spot)
* Cherry mottle leaf
* Chlorotic leaf mottle
* Deformation mosaic (associated with an isometric particle)
* Moorpark mottle
* Peach yellow mottle
* Pucker leaf
* Ring pox (= Spur cherry?)
* Stone pitting

## Phytoplasmal diseases

Phytoplasmal diseases :
| Chlorotic leaf roll (= Apple proliferation) | Witches' broom |

## Miscellaneous diseases or disorders

Miscellaneous diseases or disorders :
| Apricot gumboil | Unknown etiology (nontransmissible) |
| Replant problems | Bacteria, fungi, nematodes, viruses, nutrients, toxins and environmental conditions (?) |