| Alternaria black molds / stem cankers |
Alternaria spp. |
1 |
| aster yellows phytoplasma |
Candidatus Phytoplasma asteris |
1 |
| Cercospora leaf spot of rose |
Cercospora rosicola |
1 |
| daylily rust |
Puccinia hemerocallidis |
15 |
| Fusarium wilts, blights, rots and damping-off |
Fusarium spp. |
2 |
| Pythium diseases |
Pythium spp. |
1 |
| root rot/damping off |
Rhizoctonia spp. |
1 |
| stem canker |
Leptosphaeria coniothyrium |
2 |