This article is a list of diseases of spinach (Spinacia oleracea).
Bacterial diseases
Bacterial diseasesBacterial leaf spotPseudomonas syringae pv. spinaceaBacterial soft rotErwinia carotovoraWitches’-broom Rickettsia-like organism
Fungal and Oomycete diseases
Fungal diseasesAnthracnose Colletotrichum dematium Colletotrichum spinaciaeAphanomyces root rot Aphanomyces cochlioides Aphanomyces cladogamusCercospora leaf spot Cercospora beticolaDamping-off Pythium aphanidermatum Pythium irregulare Pythium ultimum Rhizoctonia solani Thanatephorus cucumeris [teleomorph] Downy mildew = blue mold Peronospora effusaFusarium wilt Fusarium oxysporum f.sp. spinaciaLeaf spot Alternaria spp. Ascochyta spinaciae Cercospora spp. Cladosporium spp. Myrothecium spp. Phyllosticta spp. Ramularia spinaciae Other fungi Phoma blight Phoma nebulosaPhytophthora root rot Phytophthora cryptogea Phytophthora megaspermaPythium root rot Pythium aphanidermatum Pythium heterothallicum Pythium sylvaticumRed rust Puccinia aristidae Aecidium caspicum [anamorph] Seed mold Alternaria spp. Curvularia spp. Other fungi White rust Albugo occidentalisWhite smut Entyloma ellisii
Nematodes, parasitic
Nematodes, parasiticBeet cyst nematode Heterodera schachtiiClover cyst nematode Heterodera trifoliiRoot knot Meloidogyne spp. Root lesion Pratylenchus spp.
Viral diseases
Viral diseasesCurly top genus Hybrigeminivirus, Beet curly top virus (BCTV) Speckles genus Luteovirus, Beet western yellows virus (BWYV) genus Umbravirus, Lettuce speckles mottle virus (LSMV) Spinach blight genus Fabavirus, Broad bean wilt virus (BBWV) genus Cucumovirus, Cucumber mosaic virus (CMV) Other viruses Spinach mosaic genus Potyvirus, Beet mosaic virus (BtMV) genus Tobamovirus, Tobacco mosaic virus (TMV) Other viruses Yellow dwarf Unidentified virus Yellows genus Luteovirus, Beet western yellows virus (BWYV) genus Cucumovirus, Cucumber mosaic virus (CMV) genus Tospovirus, Tomato spotted wilt virus (TSWV) genus Potyvirus, Turnip mosaic virus (TuMV)
Phytoplasmal diseases
Phytoplasmal diseasesAster yellows Phytoplasma
Miscellaneous diseases and disorders
Miscellaneous diseases and disordersHeart-leaf disorder Low light, wide diurnal air temperature fluctuations, low soil temperatures Leaf necrosis and scorch Ozone and other air pollutants Tip burn Unknown Yellows Nutritional disorders
References
Common Names of Diseases, The American Phytopathological Society