Biology:List of avocado diseases

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This article is a list of diseases of avocados (Persea americana).

Bacterial diseases

Bacterial diseases
Bacterial canker	Pseudomonas syringae Xanthomonas campestris
Blast and bacterial fruit spot	Pseudomonas syringae
Crown gall	Agrobacterium tumefaciens

Fungal diseases

Fungal diseases
Anthracnose	Colletotrichum gloeosporioides Glomerella cingulata [teleomorph]
Armillaria root rot Shoestring root rot	Armillaria mellea Rhizomorpha subcorticalis [anamorph]
Black mildew	Asteridiella perseae Irene perseae
Branch canker	Botryosphaeria disrupta Botryosphaeria obtusa Physalospora obtusa Botryosphaeria quercuum Physalospora glandicola Botryosphaeria rhodina Physalospora rhodina Physalospora abdita Physalospora fusca
Butt rot	Ganoderma zonatum Ganoderma sulcatum
Cercospora spot (blotch)	Pseudocercospora purpurea
Clitocybe root rot	Armillaria tabescens Clitocybe tabescens
Collar rot	Sclerotinia sclerotiorum
Dematophora root rot	Dematophora necatrix Rosellinia necatrix [teleomorph]
Dieback	Diplodia cacaoicola Phomopsis sp.
Fruit rot (includes stem end rot & fruit spots)	Botryodiplodia spp. Botryosphaeria obtusa Botryosphaeria quercuum Botryosphaeria rhodina Botrytis cinerea Botrytis vulgaris Botryotinia fuckeliana [teleomorph] Colletotrichum gloeosporioides Cylindrocladium scoparium Calonectria kyotensis [teleomorph] Dothiorella aromatica Dothiorella gregaria Fusarium decemcellulare Albonectria rigidiuscula [teleomorph] Lasiodiplodia theobromae Diplodia natalensis Nectria pseudotrichia Tubercularia lateritia [anamorph] Pestalotia spp. Pestalotiopsis versicolor Phomopsis perseae Rhizopus stolonifer Sclerotinia sclerotiorum Sclerotinia libertiana
Heart rot	Oxyporus latemarginatus Poria latemarginata
Leaf spots	Bipolaris sorokiniana Cochliobolus sativus [teleomorph] Pestalotia spp. Pestalotiopsis adusta Phyllachora gratissima Phyllosticta micropuncta Phyllosticta perseae
Phomopsis spot	Phomopsis spp.
Physalospora canker	Physalospora perseae
Phytophthora crown rot	Phytophthora cinnamomi Phytophthora citricola
Phytophthora trunk canker	Phytophthora cinnamomi Phytophthora citricola Phytophthora heveae
Phytophthora root rot	Phytophthora cinnamomi
Pink rot	Trichothecium roseum Cephalothecium roseum
Powdery mildew	Oidium spp.
Rhizoctonia seed and root rot	Rhizoctonia solani Thanatephorus cucumeris [teleomorph]
Root and bark rot	Fusarium spp.
Root rot	Pythium spp.
Rosellinia root rot	Rosellinia bunodes
Rusty blight	Colletotrichum gloeosporioides Colletotrichum nigrum
Scab (fruit & leaf)	Sphaceloma perseae
Seedling blight	Phytophthora palmivora Sclerotium rolfsii Athelia rolfsii [teleomorph]
Smudgy spot	Helminthosporium spp.
Sooty blotch	Akaropeltopsis sp.
Tar spot	Phyllachora gratissima
Verticillium wilt	Verticillium dahliae
Wood rots	Fomitopsis supina Polyporus supinus Laetiporus sulphureus Polyporus sulphureus Sporotrichum versisporum [anamorph] Rigidoporus ulmarius Fomes geotropus Trametes hirsuta Polyporus hirsutus

Viruslike diseases

Viruslike diseases
Sunblotch	Avocado sunblotch viroid
Trunk pitting	Graft transmissible agent

Miscellaneous diseases and disorders

Miscellaneous diseases and disorders
Algal spot	Cephaleuros virescens Kunze
Blackstreak	Unknown cause
Dieback	Copper deficiency
Edema	Physiological
Littleleaf rosette	Zinc deficiency
Tipburn	Excess mineral salts

References

• Common Names of Diseases, The American Phytopathological Society