This article is a list of diseases of flax (Linum usitatissimum and other Linum spp.).

Fungal diseases

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Fungal diseases
Anthracnose Colletotrichum lini
Basal stem blight

Phoma spp.
Phoma exigua var. linicola

Brown stem blight Alternaria linicola
Browning (and) stem break Aureobasidium lini

Guignardia fulvida [teleomorph]

Damping-off, root rot, and seedling blight Alternaria spp.

Colletotrichum lini
Fusarium spp.
Pythium spp.
Rhizoctonia solani
Thanatephorus cucumeris [teleomorph]
Thielaviopsis basicola
Chalara elegans [synanamorph]

Dieback Selenophoma linicola
Pasmo Septoria linicola

Mycosphaerella linicola [teleomorph]

Rust Melampsora lini

= Melampsora lini var. lini

Stem mold & rot Sclerotinia sclerotiorum
Wilt Fusarium oxysporum f.sp. lini

Virus and phytoplasma diseases

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Virus and mycoplasmalike organism (MLO) diseases
Aster yellows Phytoplasma
Crinkle Oat blue dwarf virus

Miscellaneous diseases or disorders

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Miscellaneous diseases or disorders
Boll blight Extreme high temperatures
Chlorosis Alkaline and very wet soils; mineral deficiencies; herbicide damage
Extreme high or low temperatures cause cankers at soil level
Stem twisting and bending Herbicide damage and soil and temperature conditions

See also

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References

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