This article is a list of diseases of tomatoes (Solanum lycopersicum).
Bacterial diseases
+Bacterial diseases (including phytoplasma)Bacterial Canker of TomatoClavibacter michiganensis subsp. michiganensisBacterial speck Pseudomonas syringae pv. tomatoBacterial spot Xanthomonas campestris pv. vesicatoriaBacterial stem rot and fruit rot Erwinia carotovora subsp. carotovoraBacterial wilt Ralstonia solanacearumPith necrosis Pseudomonas corrugataSyringae leaf spot Pseudomonas syringae pv. syringaeAster yellows Ca. Phytoplasma asterisTomato big budCa. Phytoplasma sp.; may be multiple agents
Fungal diseases
+Fungal diseasesAlternaria stem canker Alternaria alternata f.sp. lycopersici Anthracnose Colletotrichum coccodes Colletotrichum dematium Colletotrichum gloeosporioides Glomerella cingulata [teleomorph]Black mold rot Alternaria alternata Stemphylium botryosum Pleospora tarda [teleomorph] Stemphylium herbarum Pleospora herbarum [teleomorph] Pleospora lycopersici Ulocladium consortiale Stemphylium consortialeBlack root rot Thielaviopsis basicola Chalara elegans [synanamorph]Black shoulder Alternaria alternataBuckeye rot of tomato Phytophthora capsici Phytophthora drechsleri Phytophthora nicotianae var. parasitica Phytophthora parasiticaCercospora leaf mold Pseudocercospora fuligena Cercospora fuligenaCharcoal rot Macrophomina phaseolinaCorky root rot Pyrenochaeta lycopersiciDidymella stem rot Didymella lycopersiciEarly blight Alternaria solaniFusarium crown and root rot Fusarium oxysporum f.sp. radicis-lycopersiciFusarium wilt Fusarium oxysporum f.sp. lycopersiciGray Leaf Spot Stemphylium botryosum f.sp. lycopersici Stemphylium lycopersici Stemphylium floridanum Stemphylium solaniGray mold Botrytis cinerea Botryotinia fuckeliana [teleomorph]Late blight Phytophthora infestansLeaf mold Fulvia fulva Cladosporium fulvumPhoma rot Phoma destructivaPowdery mildew Oidiopsis sicula Leveillula taurica [teleomorph]Pythium damping-off and fruit rot Pythium aphanidermatum Pythium arrhenomanes Pythium debaryanum Pythium myriotylum Pythium ultimumRhizoctonia damping-off and fruit rot Rhizoctonia solani Thanatephorus cucumeris [teleomorph]Rhizopus rot Rhizopus stoloniferSeptoria leaf spot Septoria lycopersiciSour rot Geotrichum candidum Galactomyces geotrichum [teleomorph] Geotrichum klebahnii (= G. penicillatum)Southern Blight Sclerotium rolfsii Athelia rolfsii [teleomorph]Target spot Corynespora cassiicolaVerticillium wilt Verticillium albo-atrum Verticillium dahliaeWhite mold Sclerotinia sclerotiorum Sclerotinia minor
Lepidoptera larvae
+Lepidoptera larvaeCutwormNoctua pronuba and other Noctuidaetomato fruitwormHelicoverpa zeaTomato hornwormManduca quinquemaculataTobacco hornwormManduca sextaLeucinodes africensisBrown-tipped pearlLeucinodes laisalisEggplant borerLeucinodes orbonalisLineodes integraTomato fruit borerNeoleucinodes elegantalisEggplant leafrollerRhectocraspeda periusalisPotato tuber mothPhthorimaea operculellaTomato borerTuta absolutaTomato pinwormKeiferia lycopersicella
Nematodes +Nematodes, parasiticRoot-knot Meloidogyne spp.Sting Belonolaimus longicaudatusStubby-root Paratrichodorus spp. Trichodorus spp.
Viral and viroid
+Viral and viroid diseasesCommon mosaic of tomato (internal browning of fruit) Tobacco mosaic virus (TMV) Curly top CurtovirusPotato virus Y Potato virus YPseudo curly top Tomato pseudo-curly top virusTomato bushy stunt Tomato bushy stunt virus Tomato etch Tobacco etch virusTomato fern leaf Cucumber mosaic virusTomato mosaic Tomato mosaic virus (ToMV) Tomato mottle Tomato mottle geminivirusTomato necrosis Alfalfa mosaic virus Tomato spotted wilt Tomato spotted wilt virusTomato yellow leaf curl Tomato yellow leaf curl virusTomato yellow top Tomato yellow top virusTomato bunchy topPotato spindle tuber viroidTomato planto macho Tomato planto macho viroid
Miscellaneous diseases and disorders
+Miscellaneous diseases and disordersAutogenous necrosis Genetic Fruit pox Genetic Gold fleck Genetic Graywall Undetermined etiology
References
Common Names of Diseases, The American Phytopathological Society Tomato Diagnostic Key, The Cornell Plant Pathology Vegetable Disease Web Page Tomato Diseases (Fact Sheets and Information Bulletins), The Cornell Plant Pathology Vegetable Disease Web Page Gautam, P. 2008. Bacterial Speck Disease of Tomato: An Insight into Host-Bacteria Interaction. GRIN Publishing