This article is a list of diseases of Primulas: English primrose.
| Bacterial diseases | |
|---|---|
| Bacterial fasciation | Rhodococcus fascians |
| Erwinia carotovora subsp. carotovora = Pectobacterium carotovorum subsp. carotovorum | |
| Crown gall | Agrobacterium tumefaciens |
| Pseudomonas leaf spot | Pseudomonas cichorii Pseudomonas syringae pv. primulae |
| Fungal diseases | |
|---|---|
| Anthracnose | Colletotrichum gloeosporioides |
| Botrytis blight | Botrytis cinerea |
| Phytophthora crown and root rot | Phytophthora cactorum Phytophthora citricola Phytophthora parasitica |
| Powdery mildew | Erysiphe polygoni |
| Pythium root rot | Pythium irregulare Pythium megalacanthum Pythium spinosum Pythium ultimum |
| Ramularia leaf spot | Ramularia primulae |
| Rhizoctonia root and crown rot | Rhizoctonia solani |
| Rust | Puccinia aristidae Uromyces apiosporus |
| Nematodes, parasitic | |
|---|---|
| Bulb and stem nematode | Ditylenchus dipsaci |
| Foliar nematode | Aphelenchoides fragariae Aphelenchoides ritzemabosi |
| Lesion nematode | Pratylenchus sp. |
| Root-knot nematode | Meloidogyne hapla Meloidogyne javanica Meloidogyne arenaria |
| Viral and viroid diseases | |
|---|---|
| genus Alfamovirus, Alfalfa mosaic virus (AMV) | |
| Cucumber mosaic | genus Cucumovirus, Cucumber mosaic virus (CMV) |
| Impatiens necrotic spot | genus Tospovirus, Impatiens necrotic spot virus (INSV) |
| Primula mosaic | genus Potyvirus, Primula mosaic virus (PrMV) |
| Primula mottle | genus Potyvirus, Primula mottle virus (PrMoV) |
| Tobacco necrosis | genus Necrovirus, Tobacco necrosis virus (TNV) |
| Tomato bushy stunt | genus Tombusvirus, Tomato bushy stunt virus (TBSV) |
| Tomato spotted wilt | genus Tospovirus, Tomato spotted wilt virus (TSWV) |