This article is a list of diseases of Capsicum species.
Bacterial diseases Bacterial diseasesBacterial spot Xanthomonas campestris pv. vesicatoriaBacterial wilt Ralstonia solnacearumBacterial canker Clavibacter michiganensis subsp. michiganensisSyringae seedling blight and leaf spot Pseudomonas syringae P. syringae pv. syringae Crown GallAgrobacterium tumefaciens
Fungal diseases Fungal diseasesAnthracnose Colletotrichum gloeosporioides Colletotrichum capsici Glomerella cingulata [teleomorph] Colletotrichum coccodesCercospora (frogeye) leaf spot Cercospora capsiciCharcoal rot Macrophomina phaseolinaChoanephora blight (wet rot) Choanephora cucurbitarumDamping-off and root rot Rhizoctonia solani Phytophthora spp. Fusarium spp. Pythium spp. Downy mildew Peronospora tabacinaFusarium stem rot Fusarium solaniFusarium wilt Fusarium oxysporum f.sp. capsici Gray leaf spot Stemphylium solani Stemphylium lycopersiciGray mold Botrytis cinereaPhytophthora blight Phytophthora capsiciPowdery mildew Oidiopsis sicula Oidiopsis taurica [synanamorph] Leveillula taurica [teleomorph] Southern blight Sclerotium rolfsii Athelia rolfsii [teleomorph] Verticillium wilt Verticillium albo-atrum Verticillium dahliaeWhite mold Sclerotinia sclerotiorum
Nematodes, parasitic Nematodes, parasiticRoot knot Meloidogyne incognita Meloidogyne hapla Meloidogyne javanica Meloidogyne arenariaSting nematode Belonolaimus longicaudatusOther nematodes Paratrichodorus spp. Trichodorus spp. Pratylenchus penetrans Nacobbus aberrans Dolichodorus heterocephalus Helicotylenchus dihystera Hemicycliophora arenaria Radopholus similis
Viral diseases Viral diseasesAlfalfa mosaic genus Alfamovirus, Alfalfa mosaic virus (AMV)Andean potato mottle genus Comovirus, Andean potato mottle virus-pepper strain (APMoV) Beet curly top genus Curtovirus, Beet curly top virus (BCTV) Chili leaf curl genus Begomovirus, Chili leaf curl virus (ChiLCV); Possibly strain of Tobacco leaf curl virus (TLCV) Chilli veinal mottle genus Potyvirus, Chilli veinal mottle virus (ChiVMV) Chino del tomate genus Begomovirus, Chino del tomate virus (CdTV) Cucumber mosaic genus Cucumovirus, Cucumber mosaic virus (CMV) Pepper golden mosaic complex (previously Texas Pepper, Serrano Golden Mosaic, and Pepper Mild Tigre Viruses) genus Begomovirus, Serrano golden mosaic virus (SGMV), Pepper mild tigre virus (PMTV), and others Pepper huasteco genus Begomovirus, Pepper huasteco virus (PHV) Pepper leaf curlgenus Begomovirus, Pepper leaf curl virus (PepLCV)Pepper mild mottle genus Tobamovirus, Pepper mild mottle virus (PMMV) Pepper mottle genus Potyvirus, Pepper mottle virus (PepMoV) Pepper veinal mottle genus Potyvirus, Pepper veinal mottle virus (PVMV) Potato virus Y genus Potyvirus, Potato virus Y (PVY) Sinaloa tomato leaf curl genus Begomovirus, Sinaloa tomato leaf curl virus (TCLV) Tobacco etch genus Potyvirus, Tobacco etch virus (TEV) Tobacco mosaic and Tomato mosaic genus Tobamovirus, Tobacco mosaic virus (TMV) and Tomato mosaic virus (ToMV) Tomato spotted wilt genus Tospovirus, Tomato spotted wilt virus (TSWV)
Post-harvest diseases Postharverst diseasesBacterial soft rotErwinia carotovora subsp. carotovora E. carotovora subsp. atroseptica E. chrysanthemi Pseudomonas spp. Alternaria rot Alternaria alternataBotrytis fruit rot Botrytis cinerea Rhizopus rot Rhizopus stolonifer
Abiotic diseases Abiotic diseasesBlossom-end rot Deficiency of calcium in fruit Sunscald Exposure of fruit to sunlight and heat
References Common Names of Diseases, The American Phytopathological Society Pepper Diseases (Fact Sheets and Information Bulletins), The Cornell Plant Pathology Vegetable Disease Web Page