Fungal diseases
| | Anthracnose | Colletotrichum gloeosporioides
Colletotrichum capsici
Glomerella cingulata [teleomorph]
Colletotrichum coccodes |
| Cercospora (frogeye) leaf spot | Cercospora capsici |
| Charcoal rot | Macrophomina phaseolina |
| Choanephora blight (wet rot) | Choanephora cucurbitarum |
| Damping-off and root rot | Rhizoctonia solani
Phytophthora spp.
Fusarium spp.
Pythium spp. |
| Downy mildew | Peronospora tabacina |
| Fusarium stem rot | Fusarium solani |
| Fusarium wilt | Fusarium oxysporum f.sp. capsici |
| Gray leaf spot | Stemphylium solani
Stemphylium lycopersici |
| Gray mold | Botrytis cinerea
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| Phytophthora blight | Phytophthora capsici |
| Powdery mildew | Oidiopsis sicula
Oidiopsis taurica [synanamorph]
Leveillula taurica [teleomorph] |
| Southern blight | Sclerotium rolfsii
Athelia rolfsii [teleomorph] |
| Verticillium wilt | Verticillium albo-atrum
Verticillium dahliae |
| White mold | Sclerotinia sclerotiorum |
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Viral diseases
| | Alfalfa 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 curl | genus 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) |
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