List of hemp diseases
This is a list of diseases of hemp (Cannabis sativa).
Bacterial diseases
Bacterial diseases | |
---|---|
Bacterial blight | Pseudomonas cannabina |
Crown gall | Agrobacterium tumefaciens |
Striatura ulcerosa | Pseudomonas amygdali pv. mori |
Xanthomonas leaf spot | Xanthomonas campestris pv. cannabis |
Fungal diseases
Fungal diseases | |
---|---|
Anthracnose | Colletotrichum coccodes
|
Black dot disease | Epicoccum nigrum
|
Black mildew | Schiffnerula cannabis |
Brown blight | Alternaria alternata
|
Brown leaf spot and stem canker | Ascochyta spp. |
Charcoal rot | Macrophomina phaseolina |
Cladosporium stem canker | Cladosporium cladosporioides |
Curvularia leaf spot | Curvularia cymbopogonis |
Cylindrosporium blight | |
Damping-off | Botrytis cinerea |
Downy mildew | |
Fusarium foot rot and root rot | Fusarium solani |
Fusarium stem canker | Fusarium sulphureum |
Fusarium wilt | Fusarium oxysporum f.sp. cannabis |
Gray mold | Botrytis cinerea |
Hemp canker | Sclerotinia sclerotiorum |
Leptosphaeria blight | Leptosphaeria cannabina |
Olive leaf spot | |
Ophiobolus stem canker | |
Phoma stem canker | |
Phomopsis stem canker | Phomopsis cannabina |
Phymatotrichum root rot Cotton root rot | Phymatotrichopsis omnivora |
Pink rot | Trichothecium roseum |
Powdery mildew
| Leveillula taurica Oidium sp. [anamorph] Golovinomyces cichoracearum sensu lato |
Red boot | Melanospora cannabis (secondary on hemp canker) |
Rhizoctonia soreshin and root rot | Rhizoctonia solani |
Rust | |
Southern blight Sclerotium root and stem rot | Sclerotium rolfsii |
Stemphylium leaf and stem spot | Stemphylium botryosum |
Tar spot | Phyllachora cannabis |
Tropical rot | |
Twig blight | Dendrophoma marconii |
Verticillium wilt | |
White leaf spot | Phomopsis ganjae |
Yellow leaf spot |
Nematodes, parasitic
Nematodes, parasitic | |
---|---|
Cyst | |
Needle | |
Root-knot | |
Stem |
Viral diseases
Viral diseases | |
---|---|
Alfalfa mosaic & Lucerne mosaic | genus Alfamovirus, Alfalfa mosaic virus (AMV) |
Arabis mosaic | genus Nepovirus, Arabis mosaic virus (ArMV) |
Cucumber mosaic | genus Cucumovirus, Cucumber mosaic virus (CMV) |
Hemp mosaic | genus ?Tobamovirus |
Hemp streak | genus ?, Hemp streak virus |
Phytoplasmal diseases
Phytoplasmal diseases | |
---|---|
Witches' broom |
Miscellaneous diseases and disorders
Miscellaneous diseases and disorders | |
---|---|
Fasciation | Cause undetermined |
Grey fleck | Magnesium deficiency |
Tipburn & leaf margin necrosis | Potassium deficiency |
References
- Common Names of Diseases, The American Phytopathological Society
- The Pacific Northwest Plant Disease Management Handbook
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