List of black walnut diseases
This article is a list of diseases of black walnuts (Juglans nigra).
Bacterial diseases
| Bacterial diseases | |
|---|---|
| Bacterial blight | Xanthomonas juglandis |
Fungal diseases
| Fungal diseases | |
|---|---|
| Anthracnose |
Gnomonia leptostyla |
| Cylindrocladium root rot |
Cylindrocladium scoparium |
| Fusarium canker |
Fusarium sporotrichioides |
| Leaf spot |
Mycosphaerella juglandis |
| Nectria canker | Nectria galligena |
| Phytophthora root rot | |
| Seedling shoot dieback | |
| Thousand cankers disease | Geosmithia fungus |
| Walnut bunch | Phytoplasma organism |
| White mold | Microstroma juglandis |
| White trunk rot | Phellinus igniarius |
| Wood decay |
Schizophyllum commune |
| Zonate leaf spot | Grovesinia pyramidalis |
Nematodes, parasitic
| Nematodes, parasitic | |
|---|---|
| Lesion nematodes | |
| Root-knot nematodes |
Meloidogyne spp. |