This is a list of diseases that affect the genus Peperomia.
| Fungal diseases | |
|---|---|
| Common name | Scientific name |
| Anthracnose | Colletotrichum spp. |
| Cercospora leaf spot | Cercospora spp. |
| Myrothecium leaf spot | Myrothecium roridum |
| Phytophthora stem and root rot | Phytophthora nicotianae var. parasitica = Phytophthora parasitica = Phytophthora nicotianae |
| Pythium root rot | Pythium splendens |
| Rhizoctonia leaf spot | Rhizoctonia solani |
| Southern blight | Sclerotium rolfsii |
| Verticillium wilt | Verticillium albo-atrum |
| Viral diseases | |
|---|---|
| Common name | Scientific name |
| Mosaic | Cucumber mosaic virus |
| Ring spot | Unidentified virus |