Fungal diseases
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|---|
| Alternaria leaf blight | Alternaria dauci |
| Black root rot | Thielaviopsis basicola
Chalara elegans [synanamorph] |
| Black rot (black carrot root dieback) | Alternaria radicina
= Stemphylium radicinum |
| Blue mold rot (blue green mold) | Penicillium expansum |
| Brown rot (Phoma disease) | Leptosphaeria libanotis
Phoma rostrupii [anamorph] |
| Buckshot rot | Typhula spp. |
| Canker | Thanatephorus cucumeris
Rhizoctonia solani [anamorph] |
| Cavity spot | Pythium spp.
Pythium violae
Rhizoctonia spp.
Rhizoctonia solani |
| Cercospora leaf spot | Cercospora carotae |
| Cottony rot | Sclerotinia minor
Sclerotinia sclerotiorum |
| Crater rot | Athelia arachnoidea (anamorph = Fibulorhizoctonia carotae) |
| Crown rot | Rhizoctonia spp.
Rhizoctonia solani |
| Damping off | Fusarium spp.
Pythium spp.
Rhizoctonia solani |
| Dieback of carrots | Pythium spp.
Pythium debaryanum |
| Downy mildew | Plasmopara crustosa
= Plasmopara nivea |
| Forking, brown root | Pythium spp.
Pythium irregulare
Pythium paroecandrum
Pythium sylvaticum |
| Fusarium dry rot | Fusarium sp. |
| Gray mold rot | Botryotinia fuckeliana
Botrytis cinerea [anamorph] |
| Hard rot | Fusarium sp.
Gliocladium roseum |
| Lateral root dieback | Pythium spp. |
| Leaf rot | Typhula variabilis |
| Leaf spot | Ramularia spp. |
| Licorice rot | Mycocentrospora acerina
= Centrospora acerina
Sclerotinia sclerotiorum
Thielaviopsis basicola
Typhula spp. |
| Phytophthora root rot | Phytophthora megasperma |
| Pink mold rot | Trichothecium roseum |
| Powdery mildew | Erysiphe heraclei
Erysiphe polygoni
Erysiphe umbelliferarum f. dauci |
| Pythium brown rot and forking | Pythium irregulare
Pythium paroecandrum
Pythium sulcatum
Pythium sylvaticum |
| Pythium root dieback | Pythium spp. |
| Rhizoctonia canker | Rhizoctonia solani |
| Rhizoctonia seedling disease | Rhizoctonia spp. |
| Rhizopus wooly soft rot | Rhizopus arrhizus
= Rhizopus oryzae
Rhizopus stolonifer
= Rhizopus nigricans |
| Root canker | Rhizoctonia spp. |
| Root dieback | Pythium spp. |
| Root rot | Fusarium spp.
Fusarium culmorum
Rhizoctonia spp.
Sclerotium rolfsii |
| Phymatotrichum root rot (cotton root rot) | Phymatotrichopsis omnivora
= Phymatotrichum omnivorum |
| Rubbery brown rot | Phytophthora cactorum
P. megasperma |
| Rubbery slate rot | Pythium debaryanum |
| Rust | Aecidium foeniculi
Uromyces graminis
Uromyces lineolatus subsp. nearcticus
= Uromyces scirpi |
| Rusty root | Pythium spp.
Olpidium brassicae , as vector, tobacco necrosis virus |
| Sclerotinia rot | Sclerotinia sclerotiorum
Sclerotinia minor |
| Seed mold | Alternaria alternata
Gibberella fujikuroi
Fusarium moniliforme [anamorph] |
| Sooty rot | Aspergillus niger |
| Sour rot | Geotrichum candidum |
| Southern blight | Athelia rolfsii
Sclerotium rolfsii [anamorph] |
| Stem spot | Diaporthe arctii |
| Tip rot | Numerous pathogens |
| Umbel blight | Colletotrichum gloeosporioides |
| Violet root rot | Helicobasidium brebissonii
= Helicobasidium purpureum
Rhizoctonia crocorum [anamorph] |
| Watery soft rot | Sclerotinia minor
Sclerotinia sclerotiorum
Sclerotium rolfsii
Botrytis cinerea |
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